Sleep

Study finds that genetic ancestry partially explains one racial sleep difference

DARIEN, IL – A new study clearly establishes a partial genetic basis underlying racial differences in slow-wave sleep, suggesting that it may ...

World-first study investigates mobile phones and kids’ sleep

Study investigates the effects of mobile phone emissions on the sleeping patterns of kids and teens. ...

New biomarkers show exercise helps reduce daytime sleep disorder, researchers find

DALLAS – August 11, 2015 – Aerobic exercise can help alleviate excessive daytime sleepiness among depressed individuals, researchers with UT Southwestern Medical Center’s Center for Depression Research and Clinical Care have found. ... Full story

Tasimelteon for non-24 hour sleep-wake disorder in totally

Most totally blind people live with circadian rhythms that are not synchronized with the 24 hour world, a disorder called non-24 hour sleep-wake rhythm disorder (non-24), which some patients describe as a disability worse than the blindness itself. The disorder, estimated to affect about 65,000-95,000 people in the U.S., is caused by an inability of light to reset their circadian pacemaker. ... Full story

Sleepy Fruitflies Get Mellow: Sleep Deprivation Reduces Aggression, Mating Behavior in Flies, Penn Study Finds

PHILADELPHIA - Whether you're a human, a mouse, or even a fruitfly, losing sleep is a bad thing, leading to physiological effects and behavioral changes. One example that has been studied for many years is a link between sleep loss and aggression. But it can be difficult to distinguish sleep loss effects from stress responses, especially in rodent or human models. ... Full story

Degree in sleep medicine aims to awaken understanding of overlooked condition

A course in sleep may sound tailor-made for students, but a new online Masters degree from the University of Oxford is anything but a programme for daydreamers. ... Full story

Improved memory thanks to irregular sleep-wake patterns

Enhanced brain activity and irregular sleep cycles improve long-term memory in mice ... Full story

Many new mothers report no physician advice on infant sleep position, breastfeeding

NIH-funded survey finds consistent advice lacking on infant care recommendations ... Full story

Can Something as Simple as a Colored Bulb Promote Sleep in the Hospital?

There’s a lot in the hospital that gets in the way of a good night’s sleep: bedding, noise, personal cleanliness, distressing neighbors and temperature extremes among them. But it’s well-documented, too, that sleep is critical to healing, promoting renewal and the growth of red bloodcells, and that light – too much of it, or exposure to it at rest and night time – also has a role to play. ... Full story

Sleep loss makes memories less accessible in stressful situations

It is known that sleep facilitates the formation of long-term memory in humans. In a new study, researchers from Uppsala University now show that sleep does not only help form long-term memory but also ensures access to it during times of cognitive stress. ... Full story

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