Your body has an internal clock that dictates when you eat, sleep and might have a heart attack – all based on time of day

Your body follows a circadian rhythm that influences everything from how well your medications work to the best time for exercise.

To optimize health, sync your habits with your body clock. Here's how

Scientists say the return to "standard time" is good for our health. But the time change can be disruptive and we must also ...

Why Is It So Hard to Adjust When Clocks ‘Fall Back’?

Neurologist Dr. Ptacek explains how "falling back" disrupts the 24-hour circadian clock, affecting mood and performance, with ...

Leave clocks alone. Our health depends on it | Editorial

There are some economic reasons for permanent Dayling Saving Time, but the health and safety reasons for permanent standard ...

One clock, two functions: Circadian rhythms and developmental timing may share a fundamental molecular machinery

Scientists at the FMI and the University of California-Santa Cruz have found that similar molecular machineries control daily ...
AHA/ASA Journals

Role of Circadian Health in Cardiometabolic Health and Disease Risk: A Scientific Statement From the American Heart Association

Cardiovascular and metabolic health are influenced by the circadian system, which regulates 24-hour rhythms across numerous physiologic processes. Disruptions to circadian rhythmicity can adversely ...

Hacking Your ‘Internal Clock’ Could Be the Secret to Treating Alzheimer’s, Breakthrough Study Suggests

Could disrupting your internal clock be the key to treating Alzheimer’s? A surprising new study, published in the journal ...
The Scientist

How Does Daylight Saving Time Affect Circadian Rhythm?

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

The minimal circuit of the circadian clock: Just four neurons keep fruit flies on schedule, study finds

A tiny neural network is sufficient to control the daily rhythm of the fruit fly, Drosophila melanogaster. Researchers at the ...

Here's what happens to your body when clocks 'fall back' an hour

Daylight saving time ends at 2 a.m. local time Sunday, which means you should set your clock back an hour before you go to ...