It is important to get a good night's sleep, but can also be frustratingly hard to get. The average adult needs 7 to 9 hours of sleep to function properly throughout the day. When you don't get the amount of sleep you need, it shows. Tossing and turning takes its toll on the body and mind. When you can't afford another sleepless night that leads you to getting nothing done during the day, sleep aids can help. Sleep aid medication can help with a variety of sleep related disorders when used properly. Browse the selection of popular over-the-counter sleep aids below, or search for a specific one.