Your Brain Has a "Stop Scratching" Switch. Scientists Just…

Your Brain Has a "Stop Scratching" Switch. Scientists Just Found It. Why does scratching an itch feel so satisfying and why, for millions with chronic conditions like eczema, does that satisfaction never quite arrive? New research presented at the 70th Biophysical Society Annual Meeting has found a hidden neural mechanism that answers both questions and opens a door toward far better treatments for chronic itch. Scientists from the University of Louvain in Brussels identified an unexpected role for a molecule called TRPV4, part of a family of ion channels that act as molecular gateways in sensory nerve cells, helpin