If your mental health has been declining, your sleep-wake cycle may be to blame, according to a new review of literature. Taylor Leamey wrote about all things wellness for CNET, specializing in mental ...

It may seem instinctual that humans understand when to go to sleep, wake up, and eat, and while this is true to some extent, we can thank our circadian rhythm for sending these life-sustaining cues.

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 ...

Ever wondered how your body seems to know it’s time to wake up, even before your alarm rings? That’s not luck, it’s biology. Deep within your brain, an intricate timekeeping system quietly regulates ...

As anticipation builds for the longer days that follow this weekend's switch to daylight savings time, the moment seemed ideal to turn to one of the nation's leading circadian-rhythms researchers, UC ...

Sleep is critical for our health and wellbeing. But with poor sleep becoming a growing problem around the world, it’s more important now than ever to understand what factors affect sleep quality.

Add Yahoo as a preferred source to see more of our stories on Google. For most people, it seems that falling back an hour at the end of daylight saving time on Nov. 5 will be a temporary annoyance.

Scientists have long known that conditions such as chronic stress, depression, heart disease, aging, and poor sleep are linked to a higher risk of dementia. However, researchers have struggled to ...

Are you an early bird or a night owl? The tendency to rise early or sleep late is determined by our circadian clock, which is a biological timekeeper that makes sure our bodies are adjusted to the ...

Podcaster and author Liz Moody is sharing a 5-minute health hack she promises can change your life during this stressful season: circadian rhythm walks. Instagram / Liz Moody The holidays will be a ...