However, if you’re trying to master your body weight, pull-ups, and chin-ups are your best bet for getting stronger and bigger back muscles ... Stand under a pull-up bar and grip the bar ...
To help strengthen the muscles around the jaw and neck, which in turn will tighten up the skin under the chin, all you need is a tennis ball. That's right, a single tennis ball (with a pack of ...
The Chin Slap involves gently slapping under the chin with ... and holding the position to tighten the chin area. The Chin Lift stretches and tones jaw and neck muscles. Sitting upright, tilt ...