Getty Images Thanks to its hallmark rash, which is characterized by red to brownish bumps that blister, leak fluid, and scab over, shingles, a.k.a. herpes zoster, is usually simple to diagnose.

Shingles is a painful rash that follows the path of a nerve on one side of the body. When it affects the scalp, it can cause discolored patches of skin with bumps or blisters that eventually form ...

A vaccine to fight dementia? It turns out there may already be one — shots that prevent painful shingles also appear to protect aging brains. A new study found shingles vaccination cut older ...

The findings could have implications for managing the growing burden of dementia.

WASHINGTON (AP) — A vaccine to fight dementia? It turns out there may already be one – shots that prevent painful shingles also appear to protect aging brains. A new study found shingles ...