2. Save Face
Even if you stay out of the sun, you still may be at risk for premature pruning. “Other than sun exposure, the major wrinkler of the skin is your arteries,” explain Roizen. “Whether you have a wrinkle in your heart, which is a heart attack, or a wrinkle in your skin, it’s the same process.” Good blood flow brings nutrients and oxygen to the skin, which staves off wrinkling. Guess what increases blood flow and makes your skin act younger? You guessed it—sex.