Do I Need to Tighten My Muscles?

A lot of women pertion who've babies or surgeries, they have weakness in other muscle groups. Gatony o, the bofy back, nd bfy back, is a great weight kind of mirror what the muscles are doing. You can watch your heart beat, you know, go up down and up and down. When you tighten the muscle, any muscle of the body co de bies you back, and you watch it tighten. And relax you can see whether you actually, in fact, are tightening it like you think you are.