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.

The temporomandibular joint (TMJ) is the hinge-like bone that connects your jaw and your skull. You can feel it moving by pressing your index fingers to your cheeks and opening and closing your mouth.

Jawzrsize and similar products or programs involve chewing on a silicone ball to reportedly strengthen and lift the facial and jaw muscles. While some people may report benefits, there are also some ...

Do you get dull, persistent headaches, often after a stressful day, a long meeting, or even while you sleep? The cause may be more than what you'd expect. Headaches, especially tension-type headaches ...

If you wake up with a headache, sore jaw muscles or achy teeth, you might be grinding your teeth at night or clenching your jaw. The condition — bruxism — is surprisingly common, experts say. Without ...

Clenching your jaw and grinding your teeth can do a serious number on your teeth and jaw muscles. If you're a regular jaw-clencher, you're familiar with the soreness, tooth pain and maybe even ...