Experts say forcing a 6 a.m. wake-up isn’t healthy for everyone. Your chronotype affects sleep quality, mood and health more ...

Those who take longer to fall into a deep sleep could be exhibiting an early sign of Alzheimer's, research today suggested. Studies have long warned that both the quality of amount of sleep can affect ...

Taking longer to enter the dream phase can interfere with the consolidation of memories and upset the regulation of emotions, researchers say. Delayed REM sleep may be a potential indication of early ...

People who take longer to get to the dreaming part of the sleep cycle are more likely to develop dementia, a new study suggests. Taking longer to enter the dream phase — known as rapid eye movement or ...

Previous studies have demonstrated that deep sleep has a restorative power to clear waste from the brain. The quality and the amount of sleep we get may influence our risk of developing ...