Most animals, including humans, carry an internal lunar clock, tuned to the 29.5-day rhythm of the Moon. It guides sleep, ...

It's tempting to think that, with our fancy electric lights and indoor bedrooms, humanity has evolved beyond the natural influence of sunlight when it comes to our sleep routines. But new research ...

Most animals, including humans, carry an internal lunar clock, tuned to the 29.5-day rhythm of the Moon. It guides sleep, reproduction and migration of many species. But in the age of artificial light ...

It’s tempting to think that, with our fancy electric lights and indoor bedrooms, humanity has evolved beyond the natural influence of sunlight when it comes to our sleep routines. But new research ...

All animals including humans are subject to daily rhythms in their activity and sleep, hunger, metabolism, and reproduction. The system that regulates these biological rhythms is known as the ...

Researchers from the University of Michigan tracked the activity (black step counts) and circadian clocks (red lines) for two medical interns in the Intern Health Study. The differences between the ...

Confirming what observational studies have long thought, a genetic study has shown that a grizzly bear’s body clock ticks away routinely, even when the animal is deep in hibernation. What’s more, ...

Daily fluctuations in gut microbes may have a plethora of effects on the body, but many questions remain. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...