Research details the importance of maintaining the body's rhythm for optimal health so NBC News medical contributor Dr. John ...

Discover how your body’s internal clock influences your weight and overall well-being — and how to get it back into sync.

It’s that time of year again—daylight savings is ending on Sunday. Here’s how to prepare your body for the clocks to change. Yes, it’s that time of year again, when most of the U.S. “gains” an extra ...

Life can throw off your sleep-wake schedule—here are some steps you can take to reset your circadium rhythm, naturally.

1. Don't adjust your wake-up time straight after the time changes. After a few days to a week, your body will acclimate to the new time. Instead, consider taking a short 20-minute nap in the ...

With the soaring popularity of sleep tourism, it’s no wonder luxury hotels around the world are now helping travelers reap ...

As of Nov. 5, daylight saving time — the period when clocks shift forward in early March, originally intended to conserve energy by providing more daylight and eliminating the necessity for excess ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Two times a year, most Americans face a one-hour time change. Small ...

Opinions expressed by Entrepreneur contributors are their own. Almost every morning, I force myself out of bed to hit the gym before work. On pitch-dark winter mornings, I can’t help but feel like I’m ...

A new study has shown how circadian rhythms in heart cells help to change heart function over the course of the day and may explain why shift workers are more vulnerable to heart problems. Scientists ...