5 myths about wrinkles, busted

Wrinkles are a normal part of life for most of us. These pesky creases in our skin develop with age, but certain factors, like the sun and exposure to cigarette smoke, can speed up the process. Unfortunately, there is little you can actually do to slow down aging skin.

Avoiding exposure to smoke and protecting your skin from the sun can help, but what if the damage is already done? Before you invest in expensive serums that promise to rewind your biological clock, understand the top causes of wrinkles and what actually works to prevent and reverse these age-revealing grooves.

To bust five common untruths wide open, we enlisted the help of Michele Green, MD, a board-certified dermatologist from New York, New York. Here's what she had to say.