... stretches, the tight muscles begin to loosen and break-up the lactic acid that accumulates during strenuous weight training and other various activities. By doing so, the lactic acid is released from the muscle cells into the bloodstream, and allows ...
http://www.examiner.com/article/age-of-reason-the-importance-of-flexibility?cid=rss
http://www.examiner.com/article/age-of-reason-the-importance-of-flexibility?cid=rss
