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 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. Check Glycaemic index tool » Count Calorie counter » Quiz Ready for weight loss? » Ask DietDoc » What’s SA’s most sugary drink? 8 microwave myths Apes have more diverse gut bacteria than people Researchers determined that the African apes have more diverse microbes in their guts than people, and that the change in human microbial diversity is accelerating. Fight disease with fermented foods Fermenting foods is by no means a new process and there is evidence that our ancestors made bread, beer and wine at least 8 000 years ago. Can you really boost your immune system? Can any product really boost your immune system, or are you being taken for a ride? 10 facts about autoimmune diseases Autoimmune diseases (AIs) develop when the body’s immune system mistakes healthy cells for harmful foreign ones and attacks them. 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". “ Latest comment on Health24 Claus Mog says... Every hour of every day is earth hour for me. I live in a house, cook every day with electricity, work on the computer all day, and have a normal geyser. Despite all of that my... Does everybody hate Earth Hour? ” The role of your mind in disease What role do mind and attitude play in disease? There's a real connection - and it's called psychoneuro-immunology. Smile your way to better health It’s not only apples that will keep the doctor away: laughter is just as effective! 5 immune-boosting tips There is much you can do to avoid falling victim to colds and flu this winter. load more articles advertisement Live healthier Hypertension » Salt may be bad for more than blood pressure Regularly salting foods heightens death risk How potassium fights high blood pressure Are you eating too much salt? Did you know that high blood pressure affects as many as 25% of adult South Africans? Do you have a sweet tooth? » What’s SA’s most sugary drink? Craving sugar? Blame your brain WHO says we're eating too much sugar 10 foods with hidden sugar Even if you don't have a sweet tooth, you might still be eating far more sugar than you think.