Home > Diet and nutrition > The immune system The immune system 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 » Food Safety Why do we lose our appetite when we are ill? Researchers from Stellenbosch University are calling for a reassessment of the medical practice of force-feeding ill patients. They argue that loss of appetite may be one of nature's bug-fighting mechanisms. Vit & Min doses per day » Count calories in food » Is my vegetarian diet balanced? » Ask The Dietitians » 10 foods to boost your immune system Your quick guide to Banting Who needs to supplement? 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. Can you really boost your immune system? Can any product really boost your immune system, or are you being taken for a ride? If you think you'll get sick you will Some patients may develop symptoms and side effects purely because they've been told about them, known as the so-called "nocebo effect". Mercury in seafood linked to autoimmune diseases High amounts of mercury in seafood have been linked to autoimmune diseases, which affect around 50 million Americans, most of whom are women. Moderate alcohol consumption may support immunity Forget an apple a day to keep the doctor away – research shows a glass of wine could be just as effective. How will the 'Tim Noakes' diet affect your immunity? Can following a low-carb diet help boost your immunity and keep you healthy this winter? load more articles advertisement From our sponsors Sun protection for all children Understanding your sunscreen The science behind cosmeceuticals Do you know these 5 facts about skincare? Live healthier The debate continues » Working out in the concrete jungle 7 top butt exercises for guys 10 things pole dancing can do for you The running vs. walking debate There are many different theories when it comes to the running vs. walking for health and weight loss. Veganism a crime? » Running the Comrades Marathon on a vegan diet Are vegans unnatural beasts? Can a vegan be really healthy? Should it be a crime to raise a baby on vegan food? After a number of cases of malnourishment in Italy, it may become a crime to feed children under 16 a vegan diet.