With daylight saving time fast approaching, our sleep cycles are about to get thrown for a loop. But don’t panic — you don’t have to rely on pharmaceutical sleep aids that leave you groggy or tired.

Sleeping for 7 to 9 hours at night isn't the only way to catch some z's. Here are four alternative sleep cycles -- and they're pretty obscure. Annie Miller Medical Reviewer Annie Miller is a licensed ...

Ever wonder why some mornings you wake up ready to go, and others you feel like a zombie? The difference often comes down to when you wake up during your sleep cycle, and that’s exactly what a sleep ...

Ever woken up multiple times at night, groggy and frustrated, just to rush to the bathroom? You might blame your bladder, or ...

Forbes contributors publish independent expert analyses and insights. I'm a science journalist specializing in healthy aging and longevity. As we age, we often experience changes in our sleeping ...