Dermal fillers: Caulking the lines of time

Though not as durable as a facelift, dermal fillers have become popular among women seeking a younger look.

Since the millennium, the number of facelifts in the United States has fallen by 20%. Does that mean we're less concerned about the effects of facial aging? Not by a long shot. During the same period, injections of Botox to minimize fine expression lines have jumped nearly 450%. And a new tool in the medicine chest — dermal fillers — is offering yet another alternative to cosmetic surgery.