Clock genes are a set of genes known to contribute to the regulation of the human body's internal 24-hour cycle, also known as the circadian rhythm. One of these genes is the so-called CLOCK gene, a ...

Israeli scientists have developed an innovative method to track the human body’s circadian rhythms, finding in a new peer-reviewed study that female sex hormones have a dramatic effect on the setting ...

Disruptions to our circadian clocks—the internal molecular timekeepers "ticking" in nearly every cell of our body throughout the day—can lead to a wide range of health problems, from sleep ...

There are reasonable explanations of why aging gives one a sense that time is accelerating. First among them is that the body is filled with organic cellular clocks that are moderately synchronized ...

Researchers isolate a true circadian clock rhythm in diet-induced thermogenesis, proving the human body burns significantly more calories after eating in the morning.

Time rules life, and body clocks direct and define much of yours. 24 hour (circadian) clocks continue to be implicated in most aspects of human health, joy, and performance. A recent British study out ...

As clocks fall back for daylight saving time, your body’s internal clock can be disrupted—impacting sleep, mood, and health. Learn how to adjust and why experts say permanent standard time may be best ...

Plan on a glorious extra hour of sleep as most of America “falls back” into standard time. But make sure to get outside for some morning sun, too — it’ll help your body clock reset faster. Daylight ...