After receiving an injection, some people experience symptoms at the injection site on the skin. This reaction is a common adverse effect of vaccines, Botox injections, biologics, and chemotherapy.

After having Botox injections in the forehead, people’s brains respond in a different way when they see images of faces showing emotion. This may mean they find it harder to interpret other people’s ...

Botulinum toxin — often referred to as the brand name Botox — wasn't always the Magic Eraser for fine lines and wrinkles like you might know it as today. In fact, ophthalmologist Jean Carruthers, MD, ...