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 ...

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 ...

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 ...

The locus coeruleus is a region of the brain that is instrumental in coordinating our mental processing and is the primary source of noradrenaline in the brain, which acts to regulate arousal states ...

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 ...

We often treat sleep like a luxury we can "catch up on" over the weekend, but your brain sees it differently. Sleep isn’t ...

From snoring partners to night-owl teens, mismatched sleep habits at home can leave the whole family exhausted. Experts explain how different routines and body clocks in multigenerational homes often ...

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, ...