LA JOLLA, CA — August 20, 2010 — ERepeatedly boosting brain levels of one natural painkiller soon shuts down the brain cell receptors that respond to it, so that the painkilling effect is lost, according to a surprising new study led by Scripps …
Man-made chemicals that are distant relatives of marijuana may eventually become new drugs to combat anxiety and depression, according to a California study. The study is the first to show how anxiety is controlled by the body’s anandamide system, a network of natural compounds known for their roles in governing pain, mood and other psychological functions.