View Single Post
Old 12-06-2012, 02:51 PM   #5
bhupaes
Professional
 
Join Date: Aug 2007
Posts: 957
Default

Not 100% sure, but I think poor posture causes some muscles to become tense (contract). It takes a while later for the muscles to relax. Younger muscles probably bounce back immediately, and older muscles take a while... in my experience, anyway.
bhupaes is offline   Reply With Quote