All life on Earth is affected by the day-night cycle resulting from the planet's rotation. In line with this, humans are naturally awake during daylight hours, and sleep at night when it is dark.

Although the physical body is relatively inactive during sleep, the brain is remarkably busy − restoring, repairing and reenergizing the body. Sleep problems affect more than your energy level and ...

Are you not getting enough out of your night's sleep? If so, it might be the bedding you're using. These bed sheet fabrics could be interfering with your night's sleep.

And, believe it or not, your genetic makeup dictates whether you’re more comfortable going to bed earlier or later within ...

Law enforcement officers, other first responders, current and former hospital workers such as the present writer, and many others must work at night. This is a problem. Most mammals are actually ...

Working the night shift is linked to a number of health issues, from heart disease to obesity to sleep disorders—and even cancer. Now, in a new report, researchers in China have found that women who ...