As people age, the shape of their face begins to change. As fat builds up in the neck, the skin begins to sag and the jaw muscles begin to shrink. This may cause your jawline to become less defined.

A chiropractor has shared a simple exercise that will help you get rid of a double chin, and all you need is one common item and a few spare minutes every day ...

A tight jaw can happen for many reasons, such as stress, temporomandibular joint disorders, grinding the teeth at night, and tetanus, among others. Share on Pinterest Nes/Getty Images Jaw tightness ...