Scientists have long suspected that something inside the body continues to damage the heart even after the original injury ...

Stiff-person syndrome is a rare autoimmune neurological disorder that causes muscle stiffness and painful spasms. Experts explain symptoms, triggers, diagnosis delays and treatment options.

Alnylam remains on track to proceed with global regulatory submissions for vutrisiran starting later this year. In the overall population, vutrisiran reduced the risk of all-cause mortality and ...

Dear Doctor: I've never really enjoyed exercise and have managed to get to a fairly healthy 58 without doing very much of it at all. But I just got remarried and my husband, who is pretty active, ...