Add Yahoo as a preferred source to see more of our stories on Google. Shingles, the infection that sent Sen. Dianne Feinstein to the hospital in February, affects a third of Americans. But the related ...

DEAR MAYO CLINIC: Ever since I had my son, I tend to worry whenever he gets ill, so I try to educate myself on different viruses and autoimmune disorders. I recently came across encephalitis. What is ...

Democratic Sen. Dianne Feinstein’s office has confirmed reports detailing new health complications that may have resulted from the congressional giant’s bout with shingles. Her spokesman Adam Russell ...