Daylight saving time creates a mismatch between the biological clock and the social clock that can have negative effects on sleep and health.

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

When daylight saving time ends and clocks shift back an hour, even this small change can disrupt your body’s rhythm, explains ...

Struggling with fatigue and a disrupted sleep pattern? Your internal body clock, or circadian rhythm, needs consistent cues ...

As daylight saving time ends overnight Saturday, a large majority of Americans will turn their clocks back and gain an extra hour of sleep early Sunday morning. Technological advances in the wellness ...

There are some economic reasons for permanent daylight saving time, but the health and safety reasons for permanent standard ...

In a discovery that could shift labor and delivery practices around the world, researchers at Michigan State University have ...