Believe it or not, Botox can be used to treat wrinkles, fine lines and even underarm sweating called hyperhidrosis. If you are thinking about getting Botox for the first time and don't know what to expect, Nurse Paula gives you the information you need to understand how neuromodulators work, where they are used, how long they last, who should be injecting them, what a procedure is like, and what you can expect in results.