There are more than 100 autoimmune diseases, and they mostly strike women. Here's what to know

Autoimmune diseases can affect just about every part of the body – and tens of millions of people. While most common in women, these diseases can strike anyone, adults or children, and they’re ...

Disease of 1,000 faces shows how science is tackling immunity’s dark side

It's one of medicine's biggest mysteries — why sometimes our immune system attacks our own bodies. Autoimmune diseases affect as many as 50 million Americans and millions more worldwide.