The cosmetic form of botulinum toxin, known as Botox®, is a popular non-surgical injection that temporarily reduces or eliminates frown lines, forehead creases, crows feet near the eyes and thick bands in the neck.

The toxin blocks the nerve impulses, temporarily paralyzing the muscles that cause wrinkles while giving the skin a smoother, more refreshed appearance.

In this segment, NBC's TODAY Show uncovers more about this non-surgical method used to look younger, including the cost and side effects associated with Botox® injections.