Advice over the last few years has been to perform some static stretching after running in order to prevent the muscles tightening and shortening. It has been accepted that gentle stretching realigns the muscle fibres that have been damaged during running training. We’ve all felt it: Delayed – Onset Muscle Soreness, or (the dreaded) DOMS. It normally hits us the day after the hard training session and often gets worse on the day after that.
Read on: http://www.runbritain.com/articles/stretching-does-not-reduce-doms/