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

I remember it well: our dark winter of itch when the kids were small. It started with a note sent home—years before the pandemic—that my child had been exposed, not to a deadly virus but to lice.

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 ...

Feeling itchy? A wearable sensor can measure how bad it is by tracking how often you scratch yourself. Itching is associated with many diseases and in some cases can be debilitating, but diagnosing ...