Home > Diet and nutrition > Nutrition basics Nutrition basics All sections in Diet and Nutrition » Beverages » Healthy Diets » Healthy foods » Nutrition Basics » The Immune System » Vitamins, Minerals and Supplements » Weight loss » Diet and Nutrition News Craving sugar? Blame your brain A mechanism that appears to sense how much glucose is reaching the brain and prompts animals to seek more if it detects a shortfall may play a role in driving our preference for sweet and starchy foods. Check Glycaemic index tool » Count Calorie counter » Quiz Ready for weight loss? » Ask DietDoc » What's actually in McDonalds' chicken McNuggets? What 100 calories of fruit looks like What's actually in McDonalds' chicken McNuggets? In an attempt to clear up the myth that McNuggets are made of pink slime, McDonald's films a video inside a factory to demonstrate how their nuggets are "truly" made... The poisons and heavy metals in our food - part II In part II of the series on 'The poisons and heavy metals in our food', DietDoc alerts us to the presence of mycotoxins in our food. The poisons and heavy metals in our food – part I DietDoc reminds us that our food can be contaminated with actual poisons, e.g. the classic poisons like arsenic and cyanide, as well as heavy metals, aflatoxins and mycotoxins. Red meat for athletes part II – boosting muscle growth DietDoc takes a look at the role of protein in increasing athletes' muscle mass and strength, and speeding up their recovery after exercise. Everything you must know about carbohydrates So which foods are classified as carbohydrates, and which are not? Carbohydrate portion sizes Carbohydrates should form the basis of a balanced diet. You're allowed 6-11 portions per day, depending on your age and activity levels. But how big is a portion? “ Latest comment on Health24 Dewald Deef Vorster says... So true, I use to get the flu a couple of times every year, since I started consuming lots of citrus and fresh garlic and chillies about seven years ago I haven't had the flu or... How Vitamin C boosts your immune system ” US introduces menu calorie labelling to fight obesity The US government will soon require chain restaurants and large vending machine operators to disclose calorie counts on menus to counteract obesity. Red meat for athletes – part I DietDoc outlines the important role of red meat in the diet of sportsmen and women. Why you should eat potatoes Low-carbers are avoiding potatoes but these plants provide natural, unrefined carbohydrates and one 100g potato only provides 16 g of carbs along with valuable minerals. Don't avoid them! load more articles advertisement From our sponsors Uncontrolled periodontal disease and diabetes – a collective health risk? Exam stress – a challenge for the whole family Eduloan offers affordable education finance Live healthier Medical bills » GP and money Cut medical bills Medical savings account Medical scheme: what is a self-payment gap? Have you exhausted your day-to-day benefits and moved into your self-payment gap? Here's what it means. Allergy alert » Allergy myths Cold or allergy? Children and allergies Allergy facts vs. fiction Some of the greatest allergy myths and misconceptions can actually be damaging to your health.