Do you lose sleep over whether you sleep too little or too much? You can now relax, because scientists have figured out ...

Sleep may not just be rest for the mind—it may be essential maintenance for the body's power supply. A new study by University of Oxford researchers, published in Nature, reveals that the pressure to ...

Add Yahoo as a preferred source to see more of our stories on Google. We spend nearly a third of our lives sleeping, yet the biological trigger behind sleep has remained elusive. Despite decades of ...

People need to sleep, and sleep deprivation can cause many changes in the brain. But we have a poor understanding of why sleep is so crucial. New research has examined a fruit fly model to assess how ...

Sleep experts have long promoted the inherent need to get enough sleep. And while the message has always been that most ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most of us treat sleep like it’s a simple budget item: we ...

Quality of sleep is just as essential to your overall health as nutrition, hydration, and physical activity. Yet many people underestimate how critical sleep is for physical, mental, and emotional ...

If you’re over 65, you might have noticed that, despite keeping the same sleep habits, you've started to feel more tired. But do you need more sleep than younger adults or are your sleep patterns just ...

In February, a pop-up science column, Annals of Inquiry, is appearing in place of Kyle Chayka’s column, Infinite Scroll. Chayka will return in March. When Joanne Osmond was growing up, in rural ...