There's been a stark rise in autoimmune disorders over the past 50 years, from type 1 diabetes and multiple sclerosis to celiac disease and asthma. What is autoimmune disorder? The first step toward a cure is understanding and controlling the causes.
Mercury in fish and dental fillings. Lead in old paint. Cadmium and arsenic in industrial wastes. There's a lot of talk about heavy-metal toxins these days. But how worried should you be, really? And what can you do to protect yourself?