People who do shift work are at higher risk for having a stroke later in life, even long after a return to a normal work schedule.
Daylight saving time comes with a host of negative consequences. Should the United States scrap DST? An expert weighs in.
New research in mice finds that the daily release of hormones relies on coordinated body clocks in two parts of the hypothalamus.
Hot night skew the "internal clocks" of rice, resulting in smaller crops, research indicates. As temperatures rise, this threatens food security.
Shift workers' chronotyope, whether they are a night owl or early bird, has a lot to do with the amount of sleep they can get on their irregular schedules.
Simply giving chemotherapy in the morning, rather than in the evening, could add a few months of survival for patients with glioblastoma.
When people go to sleep and when they wake up changes with the moon, researchers report. The lunar effect may go back to our ancient ancestors.
Poor sleep and other issues with circadian rhythm are common for people with Alzheimer's disease. Now researchers may have a clue to why.
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