A night under the stars can reset your body's clock, reduce stress, and more—but it might not benefit everyone.

In TODAY.com's Expert Tip of the Day, a sleep expert recommends against drinking coffee after this time to prevent bedtime disasters.

Getting the recommended seven to nine hours of solid sleep a night is key if you want to remain rested and healthy. But what happens if you find yourself clocking in less, perhaps just four hours a ...

There are a lot of misconceptions about sleep. Sleep scientist Rebecca Robbins and her colleagues looked into common myths ...

"Large meals increase core body temperature and activate digestion — both of which can delay sleep onset and lead to more ...

Insomnia is incredibly common—and incredibly frustrating. Nearly one in five women have trouble falling or staying asleep, ...

Find out how adjusting your daily habits can significantly decrease middle-of-the-night bathroom visits and improve your ...

To get an official diagnosis, you have to experience these symptoms for at least three months. But you can certainly see ...

That said, exercising late in the day may affect sleep quality in some people. Moderate to vigorous exercise generally ...

While fall allergies present a number of disturbances, an expert shares the ways that it can also be detrimental to your sleep.  Several factors ca ...

Many medical professionals working night shifts struggle to get enough quality sleep. Working those late hours significantly impacts our natural circadian rhythm. Circadian rhythm internally regulates ...