11-09-2007, 07:57 PM
Endorphins and other morphine-like substances known as opioids, which are released during exercise, don't just make you feel good -- they may also protect you from heart attacks.
Posted on Fri, 09 Nov 2007 17:00:00 EST at http://www.sciencedaily.com/releases/200...115611.htm
Posted on Fri, 09 Nov 2007 17:00:00 EST at http://www.sciencedaily.com/releases/200...115611.htm