
Mice that have a particular brain chemical switched off become hyperactive and sleep for just 65 per cent of their normal time, a new study shows. This discovery could help researchers to develop new drugs that promote better sleep, or control hyperactivity in people with the medical condition mania.img src=»http://feeds.feedburner.com/~r/sciencedaily/~4/K_Dt2U2IVLY» height=»1″ width=»1″ alt=»»/
http://feeds.sciencedaily.com/~r/sciencedaily/~3/K_Dt2U2IVLY/150729092921.htm