HOUSTON — A good night’s sleep is important for both the body and brain. It’s essential to understand the four stages of sleep and how to get more restful z’s. Stage 1: Transitional sleep The sleep ...

Nearly 31 million Americans still smoke cigarettes, cigars, or use vaping products. Many don’t realize how their habit affects their sleep. The progression from occasional snoring to diagnosed ...

Apple’s sleep charts can feel like a nightly report card, and “core sleep” often ends up in the spotlight. Yet the science behind wearables suggests that fixating on that one stage is a distraction ...

Health experts at one of the world's leading institutions have shed light on how understanding one aspect of sleep can ...

If you've ever had a sleepless night then you'll know what it feels like to be sleep-deprived. But it's one thing to get a poor night's sleep, quite another to go for a full 24 hours or longer with ...

Sleep is not a luxury or weakness but a biologically essential process in which the brain repairs the body, regulates emotions and clears toxic waste ...

An expert has shared seven key habits that could be affecting your sleep and heart health ...

Earlier studies have identified a relationship between sleep and Alzheimer’s disease. A new study looks in detail at sleep phases, brain changes, and Alzheimer’s disease. According to the results, ...