"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Neurotoxins like Botox are well known and loved for their ability to soften forehead wrinkles and crow's ...

And it works instantly, too.

Masseter Botox is a nonsurgical procedure that involves an injection to the edge of your jaw, or masseter. This large, rectangle-shaped muscle is responsible for chewing (mastication), biting, and ...