Delayed REM Sleep Could Be an Early Sign of Alzheimer's Jan. 27, 2025 — Scientists have recently shown that both the quality and the amount of sleep we get may influence our risk of developing ...

At one point, the dog's owner had even considered behavioral euthanasia. But thanks to a recent accurate diagnosis, this ...

11, 2025 — For people with a certain sleep disorder, a simple blood test could help predict the development of dementia years before symptoms appear, a new study indicates. Idiopathic REM sleep ...

As we sleep, our brain moves through four stages and two phases: non-rapid eye movement (NREM) and rapid eye movement (REM). The brain has four stages within the NREM phase ... and performance ...

Biological functions related to sleep and emotional processing are integral to human brain function but often remain ...

Scientists have long noted eerie parallels between psychedelic trips and rapid eye movement (REM) sleep, the stage during which you dream. Some even suggest psychedelics could induce a “waking ...

The cause of sleep paralysis hallucinations is poorly understood but is regarded as a form of parasomnia (a group of sleep disorders that involve abnormal movements ... but is thought to involve a ...

Numerous components beyond length of sleep have important ties to cardiometabolic disease and related risk factors.

This study investigated the ... Adolescents who sleep for longer—and from an earlier bedtime—than their peers tend to have improved brain function and perform better at cognitive tests ...

Clinically, advancements in diagnostic tools, such as polysomnography and wearable technology, have enabled more accurate and accessible detection of conditions like insomnia, sleep apnea, and ...