If you have sex at least 3 times a week your are help keeping your appearance looking youthful. Couples can look up to 12 years younger - this is according to a 10 year Scottish study…who funds this stuff? Apparently sexually active couples have less wrinkles and lines and smoother and more supple skin. When you have sex oxytocin is a stress reducing chemical that is release. And if you have nighttime sex you will sleep more soundly looking and feeling more rested in the morning.