Add Yahoo as a preferred source to see more of our stories on Google. Syncing your circadian rhythm to a natural light-dark cycle could improve your health and well-being. nambitomo/iStock via Getty ...

Clocks existed long before smart watches and ticking timepieces. Our circadian rhythm, the internal clock driving most organisms — from bacteria to humans — is an ancient biological function that ...

Each of the trillions of cells in our bodies has a tiny internal clock. When all of those clocks are synchronized, they tell us when to wake up, burn calories, and go to sleep. But when they lose ...

You go to bed at the same time every night but still feel exhausted in the morning. You crash at 3 PM daily despite getting eight hours of sleep. You lie awake staring at the ceiling when you should ...

Cellular energy metabolism also follows the rhythm of the circadian clock. A new study has now shown exactly how this works by revealing the relationship between the circadian rhythm and the ...

Ah, daylight-saving time, that point in the year when — because of what almost seems like a joke by Ben Franklin — we shift our clocks forward an hour. Not all states or countries observe the time ...

Our circadian cycle doesn’t just affect our sleeping and waking, but our motivations, mood, behaviour and alertness. Whether you are a lark or an owl, here’s how to recognise your own rhythm Sign up ...

The study, published in the journal Nature Metabolism, uncovers a liver metabolic process as a body clock-linked regulator of ...

Three American researchers won the Nobel Prize in Medicine on Monday for discovering what makes us tick — the molecular circuitry of the body clocks that control life on Earth. Their work, done over ...