The masseter is a muscle on the side of your face that helps you chew. Injecting Botox into this muscle can relieve symptoms of teeth clenching or grinding. It can also help contour your jawline.

If you're suffering from frequent head pain, the common (but under-the-radar trigger) may actually be tense jaw muscles. When the hardworking masseter muscle becomes sore and strained, it can send ...

A muscle spasm — also known as a charley horse, muscle cramp or twitch — is a sudden, involuntary movement in one or more muscles. Common causes include stress, exercise, or dehydration, but nerve ...

All products featured on Allure are independently selected by Allure editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. Photographed by Huy ...

With an ever-growing number of injectable treatments available, it’s easy to feel overwhelmed by choice. From Botox to fillers and everything in between, the world of aesthetics has expanded rapidly – ...

We've all been there before. Running along the basketball court or swimming across the pool, when, all of a sudden, we experience a sharp pain in our foot or leg. Muscle cramps are common, affect ...

Please provide your email address to receive an email when new articles are posted on . Asymmetrical smile can occur after masseter botulinum toxin injections. Using a longer needle and injecting deep ...

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 ...