Home > Diet and nutrition > Nutrition basics Nutrition basics All sections in Diet and Nutrition » Beverages » Healthy Diets » Eat Well » Nutrition Basics » The Immune System » Vitamins, Minerals and Supplements » Weight loss » Diet and Nutrition News Good fats for a healthy heart This article is a summary of the different types of fats and the role they play in preventing and managing cardiovascular health. Check Glycaemic index tool » Count Calorie counter » Quiz Ready for weight loss? » Ask DietDoc » Why it's good to go low-carb Enjoying fish without the risk The invisible nasties in your food Nano-particles in our food – healthy or not? Here's what you need to know about the hidden nasties in the foods you consume. 10 healthy alternatives to the ‘bad’ foods we love Whether you want to lose weight or boost your health, there are many small changes you can make to your diet to achieve these results. Dangers that lurk in your fridge Ever been blown away by foul-smelling, mould-growing leftovers when you open your fridge? Find out what you can keep and what you should definitely throw away. Why your brain needs fish Did you know that your brain is 60% fat? And that DHA, an omega-3 fatty acid predominantly found in fish, is one of the most abundant types of fat in this crucial organ? Junk food costs you more There is a common misconception that healthy eating is expensive, but in fact the opposite is often true. Eating too much? Blame your genes Recent research reveals that our genes not only affect the type of foods we choose to eat, but also how much, and how often. “ Latest comment on Health24 jerome.fakoe says... He looks 50 Fat like me? 120kg going down! ” Healthy lunch box ideas Do you have to pack lunch boxes and make snacks for your children every day of the week? Tim Noakes: refined carbs may be toxic It’s taken a lifetime to realise it but Prof Tim Noakes now believes the overconsumption of refined carbohydrates may be toxic for the body. How safe are artificial sweeteners? Most people who receive e-mails will have seen the "aspartame e-mail" which links this sweetener to every ill known to mankind. DietDoc looks into the safety of sweeteners. load more articles advertisement From our sponsors Like us on facebook! Why take out life insurance from OUTsaurance Keep your pet's teeth in tip top condition Occlusal disease - a modern day dental problem Live healthier Knee pain relief » Knee injuries Test your knee pain knowledge Symptoms of knee pain Do you suffer from knee pain? Do you suffer from recurrent knee pain? It could be osteoarthritis... Vitamin wise » Vitamins for HIV What to eat for vitamin B? Cut down on vitamins Get your vitamins right Find out which vitamin to use for which condition. Ask our Vitamin expert.