Sponsored by Anita Mandal, M.D. Question: I’ve heard of a few doctors using cannulas for injection of fillers instead of needles. What are the benefits of cannulas and do they hurt more than needles?

Botox isn't always the ideal treatment for maintaining youthful skin. Botulinum neurotoxin, or most commonly known as Botox -- a popular brand of the injectable -- freezes the muscles from contracting ...