Humans evolved in an environment where they were exposed to animals, dirt, and a variety of pathogens and parasites. Our immune systems evolved to cope with that environment. Now most of us live in a different environment, with safe drinking water, flush toilets, food inspection, immunizations, and public sanitation. This… read more "Worms, Germs, and Dirt: What Can They Teach Us About Allergies and Autoimmune Diseases?"
Do our immune systems need help? Walk into any health foods store. Browse the Internet. You will find a multitude of diet supplements advertised to “boost your immune system,” or “support immune function.” Do they work? Will they keep you healthier or reduce your chances of catching infectious diseases? A… read more "Boost My Immune System? No Thanks!"