Studies show that scratching overrides itch signals and engages pain-modulating regions in the brain, creating a sense of ...

We’ve all been there: that impossible-to-reach itch that has you twisting, stretching, and generally looking ridiculous while trying to get relief. Wildlife photographer Neil Simmons was visiting ...

It can be a relief to scratch the occasional itch, but when itch gets out of control, it can become a serious health problem. How does the body know when to stop? Scientists at UC San Francisco are ...