We’ve all seen cartoons of heavyset men sucking in their big guts and holding them in to impress the ladies. As a man, I don’t know whether the impression part actually works, but as a massage therapist I can tell you about the muscles employed to achieve this instant thinning effect. The muscles we use to suck in the abdomen are called the Transverse Abdominis. They are located on the front and each side of the abdomen and are deeper than all other abdominal muscles. Unlike