This article was originally featured on The Conversation. Timing is everything. For early risers and late-nighters alike, listening to your internal clock may be the key to success. From the classroom ...

Cindi May received funding from the National Institute on Aging. She currently serves on the board for Disability Rights South Carolina. Timing is everything. For early risers and late-nighters alike, ...

Did the holidays mess up your sleep patterns? Maybe you stayed up late ringing in the new year, or changed time zones while traveling. Science journalist Lynne Peeples says the body's circadian ...