>>143
No, although it is part of the puzzle. You should do it in poses where your muscles are lengthened. Focus on the muscle being lengthened, gently tense it for a few seconds, take a big breath and on the out-breath relax the tensed muscle and let your body go deeper into the stretch. This is a good one to practice: https://www.youtube.com/watch?v=ca54fyiIq2I