02. The balanced diet
What is a "balanced diet"? What can you do to obtain maximum benefits from the food you eat? DietDoc answers a few crucial questions.
Read

03. Protein facts
There have been many questions about proteins on the forum lately - how much should I eat? Why do I need it? What can I eat instead of red meat? What if I'm vegetarian?
Read

04. More protein facts
Ever wondered about the amount of protein you need to eat on a daily basis to stay healthy? Or about protein loading for athletes? DietDoc answers a few important questions.
Read

05. Are we eating too much protein?
In South Africa, some population groups eat too little protein, while others eat too much. What role does protein play in our diets?
Read

06. More on protein for sports fanatics
The protein requirements of athletes are generally slightly higher than the normal RDA for "other" individuals. Obtain your protein requirement from foods. DietDoc explains.
Read

07. Protein and sports performance
Protein intake is one of the most hotly debated topics related to sports nutrition. There is a flourishing market for protein supplements. DietDoc gives some perspective.
Read

08. The glycaemic index
The glycaemic index is an important tool for anyone trying to control his or her blood sugar levels. DietDoc takes a look at this concept.
Read

09. How to use the GI
Okay, so you know that the glycaemic index can be of help if you're trying to control your blood sugar levels. But what does this mean in practice? Find out.
Read

10. GI values of common foods
The following lists of GI values should be regarded as guidelines and not as absolute values. The GI is influenced by a wide variety of factors.
Read

11. Glycaemic index update
The GI is becoming a popular tool and many people are probably familiar with the concept, which has become a ‘hot topic’ in the media. This article provides more info.
Read

12. Carbo facts for sports fanatics
There is probably no other topic in the field of sports nutrition that is more controversial than the carbohydrate requirements of people who participate in strenuous activity.
Read

13. GI facts for sports fanatics
Most sportsmen and women and the general public have by now heard of the GI concept. DietDoc takes a look at a few important GI considerations.
Read

14. Carbo-loading considered
Serious athletes use carbohydrates to fine-tune their performance by means of carbo-loading. DietDoc explains the process.
Read

15. Do I really need supplements?
Is it really necessary to take vitamin and mineral supplements if you follow a balanced diet? Well, it depends on your situation, really. Here's some sound advice from DietDoc.
Read

16. Supplements can make a difference
There is a great deal of scientific evidence to show that vitamins and minerals prevent a variety of diseases, despite recent contradicting findings. DietDoc investigates.
Read

17. Magnesium supplements essential
Magnesium plays an important role in health, disease prevention, and possibly in boosting athletic performance. But many South Africans may be suffering from magnesium deficiency.
Read

18. Coenzyme Q10 - important or not?
Recently, a number of papers have been published on a compound called Coenzyme Q10, which indicates that this relatively unknown compound may play a role in health and disease.
Read

19. Do we need fats?
The answer is yes, but we shouldn'tt eat too much and we should know which fats are good for us, and which fats aren't.
Read

20. Omega-3 vs. omega-6
Omega-6 and omega-3 fatty acids both play an important role in health. Unfortunately, people have the perception that we need to take supplements of both groups of fatty acids.
Read

21. Debunking canola myths
Rumour has it that canola oil is poisonous because it is made from rape seed. However, a South African researcher could find no scientific evidence for these bizarre claims.
Read

22. Don’t poison your guests
Dinner parties, braais and other social functions are most frequently associated with food poisoning incidents in the UK. In sweltering South Africa, things are even riskier.
Read

23. Destructive images of beauty
We look at the sharp contrast between a beautiful, sexy female form and the emaciated image which is dished up as beauty on TV.
Read

24. How to help anorexics and bulimics
Helping loved ones with eating disorders is a particularly difficult thing to do. But as eating disorders are so destructive, it is something that needs to be done - without delay.
Read

25. Nutrition and behaviour
There is a nutrient called inositol, which may be able to improve outcomes in bulimia and psychiatric conditions, such as panic disorders, depression and obsessive compulsion.
Read

26. Investigating binge eating disorder
Binge eating disorder is strongly associated with psychological problems. Patients are usually depressed and often suffer from anxiety, particularly panic disorder and PTSD.
Read

27. How to treat binge eating disorder
Binge eating disorder is more common than we ever thought, with up to 30% of some populations showing signs of binge eating. What are the treatment options?
Read

28. Tips on gaining weight
While many people have questions about weight loss and how to combat obesity, a great number of people also want to, and need to, gain weight.
Read

29. More weight-gaining tips
Do you tend to skip meals, or eat lots of fruit and vegetables, but consume little meat and dairy products? These factors might contribute to the fact that you don't gain weight.
Read

30. Bulimia - the hidden scourge
Previously, bulimia was nearly exclusively a "white woman’s disease". However, statistics are now showing that more and more bulimics are black teenagers.
Read

31. Food allergies: protect yourself
What can you do to prevent allergic reactions and what ingredients should you look out for in foods?
Read

32. Allergic to preservatives?
Does your nose close up when you have a cold drink? Or do you start to wheeze when you eat pickles? You could be suffering from an undiagnosed preservative allergy.
Read

33. Allergic to potatoes?
Potatoes have always been regarded as one of the least allergenic foods at our disposal. It is therefore quite surprising that allergens have now been identified in these veggies.
Read

34. Gluten sensitivity
Gluten sensitivity is probably one of the most frustrating dietary conditions to deal with on a day-to-day basis. This article gives some tips on dealing with this condition.
Read

35. Allergic to wheat?
Does your nose drip and your stomach growl with cramps? Do you itch all over or suffer from constant nausea? Any one of these unpleasant symptoms, can be caused by a wheat allergy.
Read

36. Help for milk intolerance
Recently, a number of milk substitutes have appeared on the market which can make the life of lactose or milk intolerant people much easier. We take a closer look at the condition.
Read

37. Diet lessons from Survivor
In each one of the Survivor series, food has played a crucial role and often determined the outcome of survival for individual participants.
Read

38. The most frequently missed meal
According to a data survey, breakfast is “the most missed meal in Europe”. There is little reason to believe that things are different in South Africa.
Read

39. Fatal foods on the canteen menu
Do companies and employers have a responsibility not only to supply their staff with food, but to make sure that the food that is for sale is nutritious and well-balanced?
Read

40. Detox diet
Many people want to detox, but are not sure where to begin. In this article we show you how to do this, using a basic cleansing diet.
Read

41. Help for hypoglycaemia
Hypoglycaemia commonly affects diabetics who inadvertently use too large doses of insulin, but it can also occur in non-diabetic individuals. What should you know?
Read

42. More tips on gaining weight
Do you tend to skip meals, or eat lots of fruit and vegetables but little meat and dairy products? Have a look at the factors that can cause underweight and ways of combating it.
Read

43. Snack tax to combat obesity?
How would you feel about a tax on snack foods to combat obesity? Imagine having to pay extra on each packet of sweets, bar of chocolate, bottle of cold drink and hamburger?
Read

44. Post-op liquid diets
Most people do not know what it means when they are told to go on a liquid diet after mouth surgery or digestive tract procedures. DietDoc explains how this type of diet works.
Read

45. Body pH: A delicate balance
Body pH and the delicate balance between acid and alkalinity are very complex topics, which are often confused with other conditions. DietDoc takes a look at some basic concepts.
Read

46. GI and sports nutrition
The use of a tool such as the GI to determine what types of food can enhance endurance or produce top results, is highly topical.
Read

47. The glycaemic index and diabetes
One of the most important applications of the glycaemic index is its use in the control of blood sugar and insulin levels in diabetes, insulin resistance and metabolic syndrome.
Read

48. Big bums and micro-fat surgery
If you watched “Bootylicious” on TV, you are probably contemplating micro-fat surgery to have your buttocks enlarged. Here's why you shouldn't jump on the bandwagon too soon.
Read

49. Starvation diets & exercise
Many dieters skip breakfast and go to the gym for a strenuous workout which leaves them feeling limp for the rest of the day. DietDoc voices her concern.
Read

50. 5-a-day for better health
CANSA's 5-a-day campaign refers to five servings of fruit and vegetables a day for better health. Dietdoc tells us about the role of nutrition in the fight against cancer.
Read

51. Too much water?
Many people mention how much water they drink to lose weight or purify their bodies or combat various illnesses. But sometimes they can be drinking too much water.
Read

52. Dietary myths
Have humans in this brave New Millennium of ours progressed very much further when it comes to the often potentially dangerous ideas relating to food, diet, health and disease?
Read

53. Jaw wring a no-no
The principle of having one's jaws wired shut is sometimes used for the grossly obese. But this a last resort, used only when all other slimming methods have failed.
Read

54. High-protein diet dangers
What are the dangers associated with high-protein slimming diets? DietDoc investigates.
Read

55. A - Z of L-carnitine
L-carnitine is all the rage at the moment and countless slimming products that contain this compound claim that L-carnitine will melt your fat away or help burn excess fat.
Read

56. Survivor: Starvation diets
A fascinating aspect of the Survivor series is how much weight the contestants lose over the 39 days – all this without consciously going on a diet. DietDoc comments.
Read

57. PMS and diet
It's that time of the month again and you are feeling grumpy and miserable. Does the answer lie in what you eat?
Read

58. Diet tips for office workers
Thousands of people have sedentary office jobs. This means that for 8 or more hours a day they engage in very little physical activity. Here are some diet tips for office workers.
Read

59. More diet tips for office workers
Office workers tend to have a variety of dietary problems, including overweight and poor eating habits. Here are more diet tips for office workers to inspire better health.
Read

60. Osteoporosis and your diet
A healthy diet throughout the different life stages may play a role in the prevention of osteoporosis - a condition which is usually associated with old age.
Read

61. Combat childhood obesity
Parents, teachers, and health professionals need to try and formulate a plan of action to combat childhood obesity or better still, prevent it from every occurring in children.
Read

62. Healthy lunch box ideas
Here are a few great ideas to ensure that your children have good, wholesome food to take to school and eat between meals.
Read

63. Planning healthy snacks
In this article, DietDoc gives practical tips on how to use her healthy snack and lunch box ideas to make your life easier and your children’s diets healthier.
Read

64. Many SA kids obese
More than 17% of South African children between the ages of one and nine living in urban areas are overweight, according to the Medical Research Council of South Africa.
Read

65. Diets for toddlers
The period in a child’s development between one and three years of age can often be a difficult one - particularly when it comes to eating. Here's some sound advice.
Read

66. More on diets for toddlers
In this article, DietDoc takes a look at the problems associated with feeding toddlers who lose their appetite, who refuse to eat and kids that have to ‘catch-up’ after being ill.
Read

67. Diet and healthy teeth
Research into the factors that cause tooth decay has progressed a great deal in the past 30 years. We now know that a variety of factors are at play.
Read

68. Fussy kid? Here's help
Jimmy flatly refuses to eat his greens. How can you convince him that it's worth it?
Read

69. Menus for toddlers (1-3 years)
“What and how much should I feed my toddler?”, is a question that is often asked. Dietician Dr Ingrid van Heerden gives useful advice to parents.
Read

70. Diets for preschool children
Preschool children's diets should be aimed at ensuring adequate growth and preventing nutritional problems, such as vitamin deficiencies and overweight.
Read

71. More diet tips for preschoolers
How much should your five-year-old eat and how would you know if the child's diet is balanced? Certain growth patterns can be used to judge if food intake is adequate.
Read

72. Menus for preschool kids
Mothers often find it difficult to translate lists of portions sizes and food groups into actual menus. DietDoc gives examples of menus for preschool children (aged 4-6 years).
Read

73. Diets for kids aged 7-10 years
By the time a child reaches the age of seven and goes to school, some eating problems associated with the early years of life, will hopefully have resolved themselves.
Read

74. Diets for schoolkids: Problem areas
In this article, DietDoc takes a look at certain nutritional problem areas that feature between the ages of seven and ten years in the child's life.
Read

75. Obesity, hyperactivity & allergies
DietDoc takes a look at obesity, hyperactivity and food allergies, which are all diet-related problems that can affect schoolchildren between the ages of seven and 10 years.
Read

76. Diet and ADHD
Diet can play an important role in normalising the ADHD child’s life. Our DietDoc has advice.
Read

77. Diet's impact on baby’s life
Maternal diets can have a significant effect on the health of children many years after birth. What should you know?
Read

78. What moms should eat
Researchers are realising how important diet is during pregnancy and the positive effects good diets can have on the health and intelligence of children many years after birth.
Read

79. Essential nutrients for pregnancy
In this article, DietDoc takes a look at essential nutrients such as vitamins, minerals, trace elements and essential fatty acids and the role they play in prenatal development.
Read

80. Pregnancy nutrition tips
The most basic thing you can do to ensure that you have a successful pregnancy is to ensure that your diet is balanced. A well-balanced diet should include the following foods.
Read

81. Dangers of pregnancy drinking
People are aware of the risks of taking drugs, medicines, and smoking during pregnancy, but many women are totally oblivious to the dangers of drinking alcohol during pregnancy.
Read

82. Eat fish during pregnancy
It is always surprising when people do not like fish, seafood and molluscs of every shape, colour and size, especially as fish has so many benefits to all people, young and old.
Read

83. Weight gain during pregnancy
Thousands of women all over the world gain weight during pregnancy and then battle for months, if not years, to shed those unwanted kilograms. What can be done?
Read

84. Confusion about pregnancy diets
What constitutes normal weight gain during pregnancy? Should pregnant women go on diets? How long after the birth of the baby can a woman regain her figure?
Read

85. Menopause, osteoporosis and diet
Many women have heard of osteoporosis and know that they should do something to prevent it. But when asked what that “something” is, many of them don't know.
Read

86. Reduce heart disease, cancer risk
Before the menopause, women are protected against certain diseases of lifestyle. But once their bodies stop producing hormones, the risk increases. Dietary changes can help.
Read

87. Weight gain during menopause
Many women dread the menopause because they are afraid that they will gain weight once their bodies stop producing female hormones.
Read

88. SLE and diet
Systemic lupus erythematosus (SLE), or lupus, is a chronic inflammatory disease that can affect many of the organs in the body. Significant dietary changes may be called for.
Read

89. Fibre prevents constipation
Certain dietary precautions can promote normal, regular bowel movements and prevent constipation. Here's what to do.
Read

90. Dietary fibre helps slimmers
Dietary fibre helps to keep us regular and prevent constipation, can lower high blood fat levels, improves blood glucose control in diabetics, and can help people to lose weight.
Read

91. Diabetes - your questions answered
Many people living with diabetes have similar questions about their diet. Dietician Dr Ingrid van Heerden gives us the answers to the most frequently-asked questions.
Read

92. Dietary guidelines for gout
Gout is a type of arthritis which usually affects only one or two joints in the body. Do you suffer from it? Find out how the foods you eat can make gout better - or worse.
Read

93. Diet solutions for heart disease
Diets and dietary changes can prevent heart disease, lower blood fat level, prevent high bloodpressure, and help control diabetes.
Read

94. Nutrients for a healthy heart
Diet can make a significant contribution to preventing the degenerative changes that occur in the blood vessels. Some of the most important role players are antioxidants.
Read

95. Irritated by IBS?
Irritable bowel syndrome is characterised by alternating bouts of diarrhoea and constipation, which are probably related to over-reaction of the intestine to nervous stimulation.
Read

96. Protein & sodium restriction
Patients with various degrees of kidney disease and hypertension (high blood pressure) may need to restrict both their protein and sodium intakes.
Read

97. Taking thyroid supplements
In this discussion we take a look at the effects of taking thyroid hormones and excessive quantities of iodine.
Read

98. Iodine and thyroid gland
Overweight? You've probably wondered whether this is due to a thyroid problem. Find out more about the important role played by iodine in regulating thyroid metabolism.
Read

99. Diet tips to stay young
Antioxidants can play an important role in counteracting the ravages of time. Find out which antioxidants to include in your diet if you're concerned about premature ageing.
Read

100. More on diet and SLE
In this article, DietDoc gives some additional tips regarding dietary adjustments and use of supplements in managing systemic lupus erythematosus (SLE).
Read

101. Diet and your nervous system
The importance of a healthy diet in the maintenance of the brain and nervous system should not be underestimated. Read DietDoc's comments.
Read

102. Nervous system health
In this article, DietDoc explores the effects of important members of the B-complex vitamins on the health of the central nervous system (CNS).
Read

103. Minerals and your nervous system
Certain minerals, such as iron and iodine, are vital at certain stages of our development to ensure that our brains and nervous systems develop normally. DietDoc explains.
Read

104. Diet and depression
There are many exogenous and endogenous factors that can cause depression. Diet and depression tend to be reciprocally linked to each other, writes Dr Ingrid van Heerden.
Read

105. Diet, depression and obesity
Many people who are overweight suffer from depression because of their lack of self-esteem, frustration and feelings of helplessness. Are you one of them? Here's help.
Read

106. Diet and Alzheimer’s disease
Alzheimer’s disease, with its progressive loss of memory, is one of the most feared diseases. What is the role of the diet in the prevention and treatment of this condition?
Read

107. Dietary support for Alzheimer’s
There is a second way in which dietary interventions can assist Alzheimer's patients, as well as caregivers, and this is by means of dietary support. DietDoc explains.
Read

108. Diet and cognitive function
The central nervous system is exquisitely sensitive to its nutrient supply, and has profound effects on dietary intake. This concept can be applied to the diets of elderly people.
Read

109. Beware of trans-fatty acids
Find out all you need to know about trans-fatty acids, why they are bad for you, and a list of foods containing trans-fatty acids.
Read

110. Magnesium and a healthy heart
Researchers have found that people using magnesium supplements have lower blood pressure, “safer” blood cholesterol levels and a lower risk for heart disease. DietDoc comments.
Read

111. Fatty acids lower blood pressure
A recent review of new research in the field of hypertension (high blood pressure) provides insight into the role that essential fatty acids may play in controlling this disease.
Read

112. Hypertension and fasting
Recent research has been focusing on ways of lowering blood pressure by dietary interventions. Take a look at an approach using fasting as a therapy to lower blood pressure.
Read

113. Diet & your brain: appetite
The control of appetite in humans is a highly complex process. The human nervous system transmits messages in the form of electric signals through the brain and nerves.
Read

114. Diet & your brain: aggression
Aggression has many causes, including psychological stresses, political pressures and hormonal factors. However, research indicates that dietary factors may also play a role.
Read

115. Winter depression
Many people find winter, with its cold weather and long, dark nights, depressing. Research has indicated that diet can play an important role in thwarting the winter blues.
Read

116. B vitamins against Alzheimer's
There are indications that certain B vitamins may be implicated in the development and progression of Alzheimer’s.
Read

117. Thwart Alzheimer's with B12
These B vitamins appear to lower the levels of a chemical compound called homocysteine in the body. There also appears to be a link between homocysteine and mental deterioration.

118. Psychiatry: Drug-food interactions
Take a look at the interactions that may occur between certain foods and drugs used to treat psychiatric or psychological conditions (i.e. antidepressants, anticonvulsants etc.).
Read

119. Pre- and probiotics boost immunity
Pre- and probiotics are powerful immunity boosters. In this article, DietDoc takes a closer look at these two concepts that are on the lips of experts around the globe.
Read

120. Soya and L-glutamine ups immunity
The importance of soya and L-glutamine in enhancing immunity should not be underestimated, especially in the treatment of HIV/Aids, tuberculosis, ME, and cancer.
Read

121. Micronutrients boost immunity
Micronutrients such as vitamin A, iron and zinc, have positive effects on child immunity, multivitamin and multimineral supplements improve the immunity of the older generation.
Read

122. Fight flu with these foods
It's winter and flu, colds and sore throats are back again to plague us. Luckily, there are some precautions and preventative steps that can be taken to ward off disease.
Read

123. Eating your way to a healthy colon
The colon is an important part of the human body, and at present, the focus of intense interest. Learn more about this previously neglected part of the digestive tract.
Read

124. Sensible colon practices
People often harm their gastrointestinal tracts in an attempt to induce daily bowel movements or to 'cleanse' their systems. Find out why this could be dangerous.
Read

125. Coping with IBS
Irritable bowel syndrome is characterised by alternating bouts of diarrhoea and constipation, which are probably related to over-reaction of the intestine to nervous stimulation.
Read

126. What are probiotics?
Have you heard talk about "probiotics"? Here are some basic info on these exciting foods/substances that can have a positive effect on your well-being.
Read

127. The benefits of probiotics
In recent years, the term "probiotics" have become a health buzzword as several research studies pointed to its benefits. We take a look at how it can boost your health.
Read

128. How much meat, fish & eggs?
What exactly is a balanced diet? The meat, fish and poultry food group can make important contributions to our nutrient intakes. But how much is enough?
Read

129. Milk and dairy products
Milk and dairy products form an important part of the balanced diet. But how much do you need? How much is too much? And what about allergies and fat content?
Read

130. Diet fallacies
Many people are of the opinion that foods should be classified as either "good" or "bad". This is the wrong approach, as there are no bad or good foods, just good and bad diets.
Read

131. Weight loss: Do this first
You’ve decided to lose weight and are raring to go, but there are a number of things you need to do before you start.
Read

132. How much weight can you lose?
What is a realistic tempo of losing weight? Set yourself smaller targets along the way, taking smaller steps instead of one gigantic impossible stride.
Read

133. How fast should you lose weight?
An important aspect of weight loss is the rate at which the body sheds unnecessary kilograms. So is it okay to lose several kilograms a week, or should you rather take it slowly?
Read

134. Weight loss: Will you succeed?
Are you in the process of trying to shake a few kilos? Determine your chances of success with the help of DietDoc.
Read

135. Not losing weight?
You've been dieting and exercising, but it's made no difference at all. Here are seven reasons why this happens.
Read

136. Yo-Yo dieting = weight gain
Yes, Yo-Yo dieting has negative effects on future weight loss. It can lead to weight gain, not weight loss. Here's what you should know.
Read

137. The lowdown on cellulite
Cellulite occurs in those parts of the body where we store fat. When these fat depots increase in size, the appearance of the skin changes and becomes dimpled and unattractive.
Read

138. Those tummies, thighs and hips!
So many people write in to the DietDoc Forum to ask for advice on how they can reduce their weight. Here, male readers ask how they can shed their “boeps".
Read

139. Don't miss breakfast!
A recent study indicates that eating a proper breakfast is one of the most positive things you can do if you are trying to lose weight. Take a look at what the experts say.
Read

140. Surviving the silly season
It’s that time of year again. The festive season is also often called the “silly season”, because it is characterised by excesses in eating and drinking. Read a survival guide.
Read

141. Are you a diet fanatic?
Fanaticism in any form is generally not a good idea, and the same applies to dieting and exercise. Unfortunately, many people can be classified as diet fanatics.
Read

142. The obese personality
Our psychological makeup plays an important role in either promoting or preventing obesity. DietDoc comments.
Read

143. Self-deception
Psychological factors like depression and/or anxiety, and self-deception may be hampering your desire to lose weight.
Read

144. When ads entice you to eat
Advertising, appetite stimulating cues and psycho-social expectations are all external psychological factors that can play a role in obesity.
Read

145. Parents & partners
This article looks at psychological factors in the environment that play an important role in overweight.
Read

146. 'Fat Girls & Feeders' shock
Did you watch the disturbing TV programme ‘Fat Girls & Feeders’ that explored the bizarre world of fat women who are force-fed by their husbands and boyfriends? DietDoc comments.
Read

147. Obesity and depression
Severe depression can be responsible for pronounced weight gain or loss, and diet-related conditions such as obesity and anorexia can be responsible for causing depression.
Read

148. Slimming: The psychiatric effect
Certain slimming diets depress important neurotransmitters and components in certain slimming pills have such drastic effects that they can change a person’s entire personality.
Read

149. The secret of weight loss revealed
One of the most important skills to develop in order to lose weight is to trust yourself. This is not as easy as it sounds. DietDoc explains why.
Read

150. Dietary fibre helps slimmers
Dietary fibre helps to prevent constipation and can lower high blood fat levels, while it improves blood glucose control in diabetics. It can also help you to lose weight.
Read

151. Slimming diet
Now that summer is upon us, it is becoming more challenging to hide those extra unwanted kilos. Follow this diet plan and see the difference!
Read

152. Exercise = slimming aid
The most successful and healthy answer to obesity is a combination of regular physical activity and a low-fat, high-fibre diet.
Read

153. Diet pills can be deadly
Many people suffering from obesity have taken diet pills obtained over the counter and/or had diet pills prescribed by their doctor.
Read

154. Diets don't work
Only one to five percent of people who go on a diet maintain their weight loss in the long run. Take a look at the reasons why this happens.
Read

155. Obesity: Simple solutions
Obesity has received much attention in the last few years. What are the health hazards associated with being overweight and what are the solutions?
Read

156. Healthy eating and slimming
Many complain that they don’t get around to follow a healthy balanced diet, because they don't have the time to obtain the foods these diets require. DietDoc offers some solutions.
Read

157. Why exercise promotes weight loss
Exercise can make an important contribution to preventing or reversing obesity. Here are the 10 major reasons why exercise helps you to lose weight.
Read

158. Causes of obesity
Your BMI and waist to hip ratio can help you determine whether you are obese or not.
Read

159. Obesity and diseases
Many chronic and potentially fatal diseases are all linked to obesity: If you are obese then the risk you run of developing diseases increases dramatically.
Read

160. Fad diets: dangers to avoid
There are certain characteristics of slimming diets and weight-loss regimens that you need to be on the lookout for. Find out what they are before you take things too far.
Read

161. GI considerations for sports fans
The GI is a tool for classifying food according to the effect these foods have on blood glucose and insulin levels. Find out how sportsmen- and women can use it when training.
Read

162. Prevent weight gain
Many women dread the menopause because they are afraid that they will gain weight once their bodies stop producing female hormones.
Read

163. Sensational diet and food stories
Have you ever received e-mail warnings that read something like “Food X will make you blind, impotent, or give you cancer”, or “Additive Y is a carcinogen, and may cause ADHD”?
Read

164. The confusion about fats
Are you confused about the different types of fats there are? You are not alone. It can be a bit overwhelming. Dietdoc gives a few tips.
Read

165. Soy - healthy or harmful?
Soy has been touted the miracle food of the 20th century, but new research suggests it may be doing more harm than good. Are you confused? Then read these comments by DietDoc.
Read

166. Coconut meat, milk: healthy or not?
Far Eastern cooking is becoming more and more popular in western countries, leading to an increased interest in cooking with coconut products. Is this a good or a bad thing?
Read

167. IGF-1: what we know
Could milk consumption lead to increased levels of insulin-like growth factor 1 (IGF-1), and subsequent increased risk of cancer, heart disease and diabetes? DietDoc investigated.
Read

168. The lowdown on GM foods
Some people regard GM foods as toxic and dangerous, while others hail these foods as the solution to mass starvation. DietDoc takes a look at this hotly debated subject.
Read

169. More on GM foods
Have you ever wondered which foods are genetically modified? And how much you are eating of them? DietDoc takes a closer look.
Read

170. SA labelling of GM foods
In this article on genetically modified (GM) foods, DietDoc considers labelling issues and the potential effects on nature and consumers.
Read

171. Do diabetics need supplements?
With the incidence of diabetes on the increase in SA, the question whether vitamin and mineral supplements can offer some protection against this disease is an important one.
Read

172. The fructose controversy
The American Diabetes Association has banned the use of fructose in diabetics. Does this count for diabetics in SA too? And what about fruit and honey? Read DietDoc's comments.
Read

173. Obesity: not a simple issue
Obesity is not a simple issue. Why do people gain weight? Why do they succeed or fail when they try to lose it? Many factors play a role, says DietDoc.
Read

174. More factors that influence obesity
What influences the fact that you struggle to lose weight? Consider the influence of social determinants, so-called "enablers" and "barriers", and environmental factors.
Read

175. The great Sutherlandia debate
At the centre of a debate that is currently raging in the scientific world, is a shrub that grows in South Africa. DietDoc explains why Sutherlandia is so controversial.
Read

176. Stop feeling guilty about food
So many people are plagued by feelings of guilt about food and eating. Why is it like that? How can you stop being so anxious about everything you eat? DietDoc investigates.
Read

177. New cookbook for diabetics
"The South African cookbook for diabetes and insulin resistance" by Hilda Lategan will make the lives of patients with diabetes and insulin resistance a lot easier, writes DietDoc.
Read

178. New heart-healthy cookbook
Have you been diagnosed with high cholesterol? Then, chances are that you've been wondering what you must eat to lower your cholesterol levels. Here's help.
Read

179. How belly fat points to diabetes
There is a strong interrelationship between abdominal fat, insulin resistance and the development of type 2 diabetes. We take a closer look during Diabetes Awareness Week.
Read

180. Survivor: the seduction of food
The Survivor series is, once again, enthralling – not only because of the conniving and backstabbing, but because of the insight it gives into humanity's relationship with food.
Read

181. ARVs vs. weight loss
Preventing physical wasting and weight loss is an important aspect of HIV/Aids treatment among patients who aren't on ARVs. But other factors come into play for those who are.
Read

182. Survivor: endomorphs vs. ectomorphs
In the last Survivor series, one of the participants actually gained weight. How is this possible? DietDoc explains the difference between "endomorph" and "ectomorph" body types.
Read

183. Male weight loss considered
Most men have certain physiological advantages that not only 'protect' them against gaining weight, but that can also be roped in to help them lose it. DietDoc explains.
Read

184. Storm in a bowl of cornflakes?
The Advertising Standards Authority of South Africa recently ruled against Kellogg's SA over claims made in their advertising and packaging of cereals. DietDoc investigated.
Read

185. Glucosamine, CS: arthritis help?
Glucosamine and chondroitin sulphate (CS) are often used as over-the-counter medications to treat osteoarthritis. But how effective are these two chemicals really? We investigated.
Read

186. Antioxidants: powerful protectors
Heard of antioxidants and free radicals, but still confused? Brush up on your knowledge - it's crucial for the prevention of heart disease and cancer.
Read

187. Caffeine - good or bad?
Recent studies have shown that caffeine in moderate doses may be beneficial to health, but many people still believe that this stimulant is harmful. Read DietDoc's comments.
Read

188. An obesity vaccine in the making
An article on the development of an "obesity vaccine" made headline news this week. Join DietDoc as she takes a look at the science behind the breakthrough.
Read

189. Getting to the root of bowel pain
Whether or not you suffer from IBS, ulcerative colitis or Crohn's: take note of the fact that a number of factors could protect against, or worsen, these forms of bowel disease.
Read

190. Manto's utterances debunked
Our health minister has, once again, been slammed for her love of garlic and beetroot. DietDoc puts her utterances at the recent World Aids Conference into perspective.
Read

191. Sugar's effect on cholesterol
A toffee here, a jelly baby there. Do these foods, and how much sugar you eat, have an effect on your blood-fat levels? DietDoc recently reviewed a number of relevant studies.
Read

192. Survivors need a balanced diet!
The Survivor SA series that has recently started probably illustrates the most fundamental diet truth of all: human beings have evolved to eat a varied, balanced diet.
Read

193. Survivor SA: balanced diet best
The Survivor SA series probably illustrates the most fundamental diet truth of all: human beings have evolved to eat a varied, and balanced diet. Read DietDoc's comments.
Read

194. Survivor: the power of comfort food
The power of comfort food, or how we as human beings are psychologically attached to well-known and trusted foods, was powerfully illustrated in a recent episode of Survivor SA.
Read

195. GORD
Do you suffer from heartburn or have you been diagnosed with gastro-oesophageal reflux disease? The right diet may help to ease your discomfort.
Read

196. Treating the trots
You're more in the loo than at your desk. Is it something you ate or do you have 24-hour gastric flu? Either way, you need to stop the trots - and fast.
Read

197. Dieting: what 2006 taught us
From a nutritional point of view, 2006 had quite a few surprises, but it also confirmed facts about food intake and especially about slimming that we have known for a long time.
Read

198. Too much of a good thing
One of the most common mistakes many people make, is to reason as follows: “The experts say that food X is good for me. Therefore, I can eat as much of the food as I like."
Read

199. Minerals and heart disease
Potassium, magnesium and sodium can play a vital role in preventing high blood pressure and heart disease. New research sheds new light on this association.
Read

200. Dieting on the cheap
Dieting needn't break the bank. DietDoc shows us how to become Supermarket Sleuths and bargain hunters.
Read

201. Budget dinners for dieters
This is the second article in the Series 'Dieting on a Budget', intended for those readers who say they cannot afford to lose weight because ‘going on a diet is so expensive’.
Read

202. The CWC and your boep
Everyone's gripped by World Cup fever. But is the snacking in front of the TV adding centimetres to your boep?
Read

203. Are vitamin supplements fatal?
Taking vitamin supplements may not be good for you. What's more, these pills may also be dangerous and, in some cases, fatal. DietDoc gives perspective on this controversial topic.
Read

204. Weight loss whackos
I thought I'd heard everything my readers present to me on the DietDoc Forum. But this took the cake: “What type of worms can I swallow to lose weight?"
Read

205. The real reason for IBS
New research shows that serotonin, a neurotransmitter generally believed to be involved in mood, is also at the root of irritable bowel syndrome (spastic colon). DietDoc comments.
Read

206. Drinking a mineral overload?
Beverage giants Coca-Cola and PepsiCo will soon be launching a range of carbonated cold drinks fortified with vitamins and minerals. Find out why DietDoc is concerned.
Read

207. 3-Apple-A-Day diet gets thumbs-up
The 3-Apple-A-Day diet isn't just another fad: the approach is sensible, balanced and effective.
Read

208. Gallbladder op? Control your weight
Many people believe that gallbladder removal and weight gain go hand in hand. Find out why DietDoc disagrees.
Read

209. Are we running out of milk?
No milk today at your supermarket? What's going on? Will we have to rely on long-life and powdered milk from now on? And what are the health implications? DietDoc investigates.
Read

210. SA couch potatoes in danger
New research reveals that, compared to other regions and the global average, SA adults have a particularly high prevalence of physical inactivity. Here's why we should be worried.
Read

211. Should food additives be banned?
A major British study has showed that certain food additives can cause hyperactivity in children. While this has caused an outcry in Europe, South African authorities remain mum.
Read

212. Diet lessons from 2007
As 2007 draws to a close, DietDoc is contemplating what was new and interesting in the fields of nutrition and dietetics this year. Join her while she mulls over what we've learnt.
Read

213. Biggest Loser SA: are you watching?
The reality show "The Biggest Loser" launched a South African version a few weeks ago. While it sure makes for good entertainment, the programme is laced with ethical issues.
Read

214. Who is the biggest loser?
Three weeks into "The Biggest Loser SA" game, DietDoc remains disappointed. The unimaginative format, the ads in between and the message sent to viewers is simply shocking.
Read

215. Biggest Loser SA: signs of progress
The Biggest Loser SA contestants have survived five weeks of intense training and signs of progress are starting to show. This week, there were many diet lessons to be learnt.
Read

216. Biggest Loser men reach a plateau
This week, the male contestants were in for a surprise: after losing plenty of kilos in previous episodes, their weight loss came to a grinding halt. Read DietDoc's comments.
Read

217. Guilt trip for Biggest Losers
Once again, DietDoc is disappointed. In this week's episode of The Biggest Loser SA, the participants were sent on a guilt trip, and so were the viewers.
Read

218. Biggest Loser ladies are losing out
As predicted, the men are ruling the roost and the ladies are losing out. Get DietDoc's take on this week's episode of The Biggest Loser SA.
Read

219. Great tips from Loser's Gerna
The end is in sight for the remaining contestants of The Biggest Loser SA. In this week's episode, Gerna, who has lost a magnificent 27kg so far, gave great tips on dieting.
Read

220. More diet truths from Biggest Loser
In this week's episode, the value of family support and the negative effects of stress on weight loss was clearly demonstrated. Get the lowdown from DietDoc.
Read

221. Weight loss a lifetime commitment
We've reached week 11 of The Biggest Loser SA and this time there's an important lesson to be learnt from Louis.
Read

222. Thank heaven for trainers!
We're down to the final three Biggest Loser contestants, and all of them say they would never have achieved their gargantuan losses if it hadn't been for their personal trainers.
Read

223. Weight loss highs and lows
Weight loss is an emotional thing - from frustration to exhaustion, to discouragement, to elation. The Biggest Loser SA shows it all.
Read

224. Losers, we salute you!
DietDoc has her say about the Biggest Loser SA runners-up reunion.
Read

225. We have a winner
After 12 weeks of The Biggest Loser SA, last night's finale was a breathtaking climax.
Read

226. Food crisis in SA
Millions of South Africans are now struggling more than ever before to feed their families. Read DietDoc's tips for healthy eating on a rockbottom budget.
Read

227. Have another cup of tea
For centuries, the Chinese and Japanese have attributed many healing properties to tea. Now, studies are starting to identify just how beneficial that 'cuppa tea' may be.
Read

228. The miracle of vitamin D
Fascinating research shows that vitamin D not only makes our bones healthy, but also protects against heart disease and cancer. And many of us don't get enough of this vitamin.
Read

229. First meal is life-changng
You might be a whizz at many other aspects of life, but if you're a new parent, you might not know how to wean your baby. DietDoc gives a few brilliant tips.
Read

230. The Fertility Diet
Recently, a number of publications by the Harvard School of Public Health revealed that certain dietary factors may influence female fertility. Read DietDoc's comments.
Read

231. Diabetic diet no longer dull
Being diagnosed with diabetes certainly isn't a gastronomical prison sentence anymore. Thanks to the latest research, diabetics can now enjoy a perfectly normal, varied diet.
Read