Scientists are studying a mechanism that helps tell the brain to stop scratching.

PITTSBURGH — When you feel that irresistible urge to scratch an itch, you’re activating an evolutionary defense system. New research from the University of Pittsburgh reveals a fascinating paradox: ...

Researchers identify the TRPV4 ion channel as the body's internal "stop scratching" signal, offering new hope for chronic itch relief.

The itch from bug bites, rashes, and other skin conditions can sometimes be so overpowering that it feels impossible to avoid scratching them. But new research explains why you might want to hold off ...

Add Yahoo as a preferred source to see more of our stories on Google. Itching, and the subsequent urge to scratch, can make eczema worse. Kinga Krzeminska/Moment via Getty Images Itching can be ...

People who can’t stop scratching itches may finally have a culprit to blame. In mice (and probably people), a protein called TRPV4 is involved both in starting an itch and stopping it after scratching ...

We've all had bug bites, or dry scalp, or a sunburn that causes itch. But what if you felt itchy all the time — and there was no relief? Journalist Annie Lowrey suffers from primary biliary ...

Researchers identify a neural circuit in the lateral hypothalamus that suppresses itch during acute stress, offering new insights into chronic itch management.

Scientists have identified a neural feedback mechanism that helps determine when scratching an itch should stop.

Journalist Annie Lowrey has a rare disease that causes a near-constant itch that doesn't respond to most treatments. She likens the itchiness to a... Chronic itch is miserable. Scientists are just ...