A new study by Stanford medical researchers has confirmed long-term hazards to our annual clock change from Standard time to ...

Cortisol, your body’s ‘stress hormone,’ ramps up at any sign of stress, keeping you on high alert, even if the ‘danger’ is just a busy day. To turn down cortisol before bed, she recommends deep ...

Abandoning the twice-per-year switch to and from daylight saving time could greatly reduce strokes and obesity cases, a new study finds.

Stanford scientists found that America’s seasonal clock changes significantly damage circadian health. Their data shows that permanent standard time could prevent millions of illnesses every year.

Stanford Medicine researchers have discovered there are long-term health hazards from changing the clocks twice a year—and better alternatives.

“If you look at the actual increased risk” of one person gaining or losing an hour of sleep, the stakes are small, said Jamie M. Zeitzer, one of the study’s authors and a professor of psychiatry and ...

Impeding a link between the body's natural clock and the brain may help reduce neurodegeneration in mice modeling Alzheimer's ...

During and after chemotherapy, nearly half of cancer patients endure circadian rhythm disruptions, which worsens treatment side effects. Because the body's primary rhythm pacemaker is in the brain, ...

How our bodies break down and remove old and damaged bone tissue is linked to our inner circadian clock, according to a new study from the University of Surrey and the University of Sheffield.