Diabetes

Leptin tied to sleep quality in obese patients with T2DM

(HealthDay)—Plasma leptin levels are independently associated with sleep quality in obese patients with type 2 diabetes, but not in those who are not obese, according to a study published online Feb. 26 in the Journal of ...

Health

Guilty about that afternoon nap? Don't be. It's good for you.

You may be familiar with that feeling of overwhelming sleepiness during the mid-afternoon. It's common, occurs whether you've eaten lunch or not, and is caused by a natural dip in alertness from about 1 to 3pm. So, if you ...

Neuroscience

Sleep-deprived brains may be asleep and awake at the same time

For something that can occupy such a significant chunk of time, sleep still remains a mysterious part of our lives. Although it is known to play a role in mental and physical health, such as metabolism and memory, there is ...

Neuroscience

Offbeat brain rhythms during sleep make older adults forget

Like swinging a tennis racket during a ball toss to serve an ace, slow and speedy brainwaves during deep sleep must sync up at exactly the right moment to hit the save button on new memories, according to new UC Berkeley ...

Alzheimer's disease & dementia

Sleep and Alzheimer's disease connection

How often do you get a good night's sleep? Centers for Disease Control and Prevention guidelines recommend adults get an average of at least seven hours of sleep a night. Dr. Ronald Petersen, a Mayo Clinic neurologist, says ...

Neuroscience

'Waves' of neural activity give new clues about Alzheimer's

While unconscious during deep sleep, slow-wave neuron activity travels across the cerebral cortex. This phenomenon is related to the consolidation of memory. A European project called SloW Dyn, led by Spanish scientists, ...

Health

Children's sleep quality linked to mothers' insomnia

Children sleep more poorly if their mothers suffer from insomnia symptoms - potentially affecting their mental wellbeing and development - according to new research by the University of Warwick and the University of Basel.

Neuroscience

Deep sleep reinforces the learning of new motor skills

The benefits of a good night's sleep have become widely known, and now neuroscientists at UC San Francisco have discovered that the animal brain reinforces motor skills during deep sleep.

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