At a recent teeth cleaning appointment, I mentioned experiencing pain in my jaw—an annoying cracking or popping sensation—from clenching and teeth grinding. “Do you want us to inject Botox into your ...

“You know masseter injections can cause jowls, right?” If only I had a dollar for every time I heard that phrase from fellow beauty editors and friends. Turns out, jowls were the least of my worries.

Botox can cause temporary redness, swelling, tenderness, or bruising at the injection site. You may get flu-like symptoms like fever, body aches, or nausea after Botox. Botox may cause headaches, ...