When it comes to your beauty routine, sleep may be the closest thing there is to a fountain of youth. Your body repairs itself and recovers while you snooze, and that leads to a long list of benefits for your looks. The key is to get enough shut-eye -- 7 to 9 quality hours each night.
If you’re getting fewer than 6 hours, it’s likely affecting your appearance, says Michael Breus, PhD, a board-certified sleep specialist. Start getting 1 to 3 more hours of Zzz's, and you could see some improvement in as little as a day. Keep it up, and “within 2 to 3 weeks, people will notice that you’re sleeping better by the way you look.