If you got hit with any of the 'intestinal bugs' that went around this winter, you've felt the effects of infectious microbes on your digestive system. But scientists don't fully understand what's ...

What stem cell therapy can—and cannot—do, what the science says, and how these treatments are offered in Mexico.

B-cell depletion therapies, in which B cells of the immune system that may drive disease activity in multiple sclerosis (MS) are temporarily removed, have contributed significantly to improved ...