It usually takes each cycle of sleep 90 minutes or more to complete. The study, which involved 128 participants with mixed dementia and dementia-free status, found that people wit

Scientists have uncovered a potential link between delayed REM sleep and Alzheimer's disease. A new study shows that individuals who take longer to enter the dream phase of sleep may be at higher risk of developing the condition.

A new study suggests people who take longer to enter the dream stage of the sleep cycle are more likely to develop dementia. Scientists say taking longer to enter the dream phase—known as rapid eye movement or REM—could be an early symptom of Alzheimer’s disease.

A delay in getting to the rapid eye movement (REM) stage of sleep may be linked to Alzheimer's disease and related dementias, a new study indicates.

How To Sleep To Reduce Alzheimer's Risk. The researchers advise people who are concerned about their own risk of Alzheimer's to practice healthy sleep habits that can help ease th

In a nutshell Taking longer than 193 minutes to enter REM sleep may indicate elevated levels of proteins associated with Alzheimer’s disease, potentially serving as an early warning sign of brain changes.