As populations age, the prevalence of sarcopenia—a progressive loss of muscle mass and function—has become ... investigated the relationship between masseter muscle volume (MMV) and sarcopenia ...

It’s about finding the balance of aesthetics versus function.” If injecting into your masseter muscle doesn’t suit your face shape, Chang says a professional can inject in the temporalis ...

Masseter Botox relaxes your jaw muscle, which is the muscle that helps you chew. You can get masseter Botox to make your lower face appear slimmer and less square-shaped. It can also help pain ...