Catching z's isn't easy. We use white noise machines, take supplements, drink teas, and count sheep... Yet, our efforts rarely result in quality rest. Why is it so difficult to achieve a good night's sleep? And, what can we do to wake up feeling refreshed when our alarms go off?

Mike gets answers from the Director of UCLA's Sleep Disorders Center, Dr. Alon Avidan.

Got questions? Email Mike at [email protected]