BehindTheMedspeak: Why it feels so good to scratch that itch
...supresses brain activity associated with bad feelings and memories. Giving in to scratching also stimulates parts of the brain associated with compulsive behavior which could explain why some of us keep at it even when we know we shouldn't," wrote Jean P. Fisher in a February 4, 2008 McClatchy Newspapers story , which follows. Studying the...
