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Verywell Health on MSN1d
The 4 Stages of Sleep: What Happens During Each Cycle
REM stages and one REM stage. Ideally, you repeatedly cycle through each stage. Learn how long each stage lasts.
Psychedelics Could Transform How We Sleep—Or If We Even Need It at All, New Theory Claims
Hallucinogens like DMT, psilocin, and LSD might rewrite the rules of sleep, blurring the line between dreams and reality.
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Delayed REM sleep phase linked to increased Alzheimer's risk, research finds
The research indicates that those who take longer to reach the crucial REM (Rapid Eye Movement) sleep stage are more likely to experience cognitive decline. REM sleep, which refers to the deepest ...
CNN19d
Alzheimer’s risk rises when amount of deep sleep falls, study suggests
Need another reason to prioritize your sleep? Not spending enough time in the two deep stages of sleep — slow-wave and rapid eye movement, or REM, sleep — may hasten the deterioration of parts ...
The Ticker11d
Bench to bedside: Missing deep sleep can increase Alzheimer’s risk
The research team, led by Dr. Gawon Cho, a postdoctoral associate at the Yale School of Medicine, studied 270 individuals ...
4 key factors affect dementia risk, new evidence shows
Medical News Today looks at four recent studies to examine which aspects of health and behavior can influence a person's risk ...