Here's the history of how Botox went from an understudied toxin to a blockbuster drug used by millions.

Oh, how the humble botulinum toxin (aka Botox) continues to surprise us. These days, the versatility of the injectable extends far beyond the routine sprinkle to treat crow's feet or frown lines.

Botox serums are all the rage right now, and one of the powerhouse ingredients to look for is Argireline. Here's what you ...