The masseter muscles are among the strongest muscles pound for pound in the human body. In my experience these muscles require quite a bit of Botox to reduce the dynamic nature of those powerful muscles. I usually inject 15 units per side on the initial treatment. I find that Botox tends...
Botox can contribute to heavy eyelids when injected into the forehead. The key to neuromodulator injections into the forehead is to be conservative. The muscle that causes wrinkles in the forehead is called the frontalis muscle, which is the only eyebrow elevator. Overly aggressive forehead...
Botox takes about a week to even begin having an
effect. The masseter is only partially weakened as it is needed for
chewing. Therefore, often it will take several months and possibly a few
treatments to see a real noticeable difference for facial shaping.