Sore muscles, but too busy to get a massage? Try progressive muscle relaxation therapy or PMRT. Despite its unwieldy name, it is really simple: you alternate between tensing and relaxing different muscle groups. It's as calming as squeezing a stress ball, and also teaches you to be aware of unconscious tension. Doing this regularly can also help you stay relaxed yet alert … [Read more...] about Relax tense muscles in 20 minutes