Itch-busting nerve cells could block urge to scratch
Mice studies show how brain deals with irritation of light touch on hairy skin
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/10/102815_ls_itch_free.jpg?fit=860%2C460&ssl=1)
UP TO SCRATCH A group of nerve cells in the spinal cord of a mouse (red) curb mechanical itch, a new study suggests.
Salk Institute