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 Managing diabetes in the workplace Back-to-school with diabetes Discover treatments that can help reduce acne What can I do to reduce or remove acne marks? Live healthier Fact or myth? » Clearing up the confusion around coconut oil Coconut – the 'fruit of life' Can coconut oil really help you lose weight? Experts dish on the high-cal weight-loss tactic. Sobering perks! » 5 tips to avoiding a hangover Can you really be allergic to alcohol? Is giving up booze for a month actually worth it? Many people commit to "Dry January" – but does it do your body any good?