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Sleep & Recovery news

Insufficient evidence to back medical cannabis for insomnia

A new Cochrane review finds that existing evidence is too uncertain to determine whether medical cannabis improves sleep or daytime functioning in people with insomnia.

Think cannabis helps you sleep better? Think again

Millions of Americans use cannabis products as sleep aids, but a new Northwestern Medicine study suggests marijuana may not improve sleep the way many people believe it does.

Common herbal sleep aid shows signs of addictive potential

Cannabinol is a popular ingredient in over-the-counter sleep products, marketed as a gentle, plant-derived way to unwind at the end of the day. But new research conducted at the University of Connecticut suggests consumers ...

How your brain keeps learning while you rest

When you're stuck on a tough problem, it's not uncommon to take a walk or give your brain a break, only to gain that sudden flash of inspiration or insight you were looking for.

Brain responses to heartbeat are altered in patients with iRBD

Isolated REM sleep behavior disorder (iRBD), a condition characterized by strong physical reactions to vivid, often violent dreams, is one of the earliest warning signs of brain changes seen in Parkinson's disease or dementia ...

Ready, set, exhale: Breathing out linked to faster responses

Imagine swimmers on starting blocks, poised to dive at the sound of the starting horn, or a driver traveling at 60 mph (97 kilometers per hour) who suddenly needs to brake to avoid a collision. A fraction of a second in response ...

Insomnia linked to higher risk of stroke

Insomnia is associated with a 26% higher risk of stroke and 28% higher odds of hospital admission, according to new research in Sleep Medicine Reviews. The researchers say the findings support recognizing insomnia as an important ...