LONG LIVE SCIENTISTS! "Women Aren’t Having Enough Sex, Says Science":

According to a recent survey, “women who had sex at least four times a week were scored as looking up to ten years younger than their actual age,” said Greenblatt. “While pleasure and intimacy with your partner should be a primary motivation to have sex, the health and wellness benefits are a big bonus.”

However, it's unclear what came first: whether women look younger because they have more sex, or whether they have more sex because they look younger. But, girls, considering the benefits you shouldn't take the risk. It's for your own health!