Scientists have uncovered a hidden “stop-scratching” signal in the nervous system that tells your brain when enough scratching is enough. The discovery centers on a molecule called TRPV4, which acts ...

Mosquito bites are itchy and we tend to scratch itchy things. The scratching feels good in the short term but tends to hasten and exacerbate swelling and inflammation. This leads to more scratching ...

How does the body know when to stop scratching an itch? New research is giving us more insight. Scientists have long known about the itch-scratch cycle. When an irritant gets on your skin, a ...