Getting adequate sleep is paramount to achieving a glowing complexion. The National Sleep Foundation recommends between 7-9 hours for adults. If you're not getting enough shut-eye, the moisture levels in your skin can go down as well as your complexion's pH levels. The imbalance created by this drop in pH levels inhibits your skin's natural moisture production, leaving you with a dull overall skin tone, dryness and an aged appearance. If you're having trouble falling asleep at night, here are 8 habits that will help you zonk out in 5 minutes.