Why do some days feel effortlessly productive while others seem like a constant struggle to get even simple tasks done? New ...

Science says a 7-hour sleep goal can reduce mortality risk by 24%. Here's how I’m using my Apple Watch to sleep longer and ...

You might wake up groggy, even after a full night's sleep, if you haven't gotten enough sleep lately. Other reasons include ...

Good sleep can be elusive, even when you’re making efforts to prioritize it. Maybe you already follow a nightly wind-down routine and keep a consistent sleep schedule. But there may be a different ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There are few things worse than falling into a deep sleep only to find yourself awake and staring at the ...

Eight hours of sleep used to be the norm, and all-nighters with only a few hours of rest were rare among teenagers. In recent years, however, there has been an alarming decline in sleep duration. It ...

Prior studies have shown pre-existing obstructive sleep apnea to be a risk factor for severe outcomes from COVID-19. A retrospective cohort study suggested that SARS-CoV-2 infection was associated ...

New neuroimaging research shows that when sleep-deprived people lose focus, the brain briefly shifts toward sleep-like physiology, offering fresh insight into why cognitive performance declines ...

A new study out of the University Of Pennsylvania suggests certain noises promoted to support sleep may be more harmful than we thought. Sound machines and apps that play so-called pink noise are ...

The early bird may not only catch the proverbial worm but also have a healthier heart, new research suggests. Subscribe to read this story ad-free Get unlimited access to ad-free articles and ...

If your goal is to be healthier in 2026, you don’t have to overhaul your habits, follow a strict diet or spend hours at the gym. Subscribe to read this story ad-free Get unlimited access to ad-free ...

New developments in artificial intelligence could use sleep data to predict disease risk, a new study suggests. Stanford Medicine researchers have developed an AI model trained on nearly 600,000 hours ...