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Sleep disorders news

Psychology & Psychiatry

Bright light exposure tied to sleep regularity and reduced depression symptoms

Why might more time in the sun boost a person's mood? A new study led by investigators at Harvard-affiliated Brigham and Women's Hospital suggests that sleep may hold the key.

Diabetes

Unhealthy sleep linked to diabetes in a diverse population

Persistently unhealthy sleep, either not enough or too much, is associated with a significantly increased risk of type 2 diabetes in a racially and economically diverse adult population, an international team of researchers ...

Medical research

Study shows new method rivals polysomnography in sleep staging

University of Houston, associate professor of electrical and computer engineering Bhavin R. Sheth and former student Adam Jones, have introduced a groundbreaking approach to sleep stage classification that could replace the ...

Diseases, Conditions, Syndromes

Blood test can help predict risk of obstructive sleep apnea

Measuring the level of homocysteine—an amino acid—in the blood can help predict a person's risk of developing obstructive sleep apnea, a disorder characterized by recurrent interruptions in breathing due to relaxation ...

Health

Why can't I sleep? It could be your sheets or doona

It's winter, so many of us will be bringing out, or buying, winter bedding. But how much of a difference does your bedding make to your thermal comfort? Can a particular textile help you sleep? Is it wool, or other natural ...

Sleep disorders

Insomnia could moderately raise your heart attack risk

Having trouble sleeping? If so, you could have a moderately higher risk of having a heart attack, according to research reported in Circulation: Journal of the American Heart Association.

Sleep disorders

Not enough sleep gets in the way of success

Berkeley senior Jeff Wayland spent the past two years living in an off-campus apartment, dubbed “The Percussion House,” with five to eight other Cal Band musicians. So he’s well-versed in the late-night routine ...

Sleep disorders

The big risk factor for stroke that you may not know you have

A cardiac condition called atrial fibrillation, the most common cardiac arrhythmia, can increase your risk of stroke by 500 percent. That's why Anne B. Curtis, MD, Charles and Mary Bauer Professor and Chair of the University ...

Sleep disorders

Poor sleep quality increases risk of high blood pressure

Reduced slow wave sleep (SWS) is a powerful predictor for developing high blood pressure in older men, according to new research in Hypertension: Journal of the American Heart Association.

Sleep disorders

Sleep apnea linked to increased risk of dementia in elderly women

characterized by disrupted breathing and sleep and a reduction in the intake of oxygen -- are about twice as likely to develop dementia in the next five years as those without the condition, according to a multi-center study ...

Sleep disorders

Interrupted sleep impairs memory in mice

With the novel use of a technique that uses light to control brain cells, Stanford University researchers have shown that fragmented sleep causes memory impairment in mice.

Sleep disorders

Should parents lose custody of super obese kids?

(AP) -- Should parents of extremely obese children lose custody for not controlling their kids' weight? A provocative commentary in one of the nation's most distinguished medical journals argues yes, and its authors are ...

Sleep disorders

Study links obstructive sleep apnea to blood vessel abnormalities

Obstructive sleep apnea may cause changes in blood vessel function that reduces blood supply to the heart in people who are otherwise healthy, according to new research reported in Hypertension: Journal of the American Heart ...

Sleep disorders

Sleep apnea may increase the risk of adverse pregnancy outcomes

Sleep apnea is associated with an increased risk of adverse pregnancy outcomes, suggests a research abstract that will be presented Monday, June 13, in Minneapolis, Minn., at SLEEP 2011, the 25th Anniversary Meeting of the ...

Sleep disorders

New system screens heart disease patients for severe sleep apnea

(Medical Xpress) -- A new computer screening tool developed and patented by a University at Buffalo physician is helping to detect severe obstructive sleep apnea in cardiovascular patients who have not yet been diagnosed ...

Sleep disorders

Sleep apnea patient now sleeps well, thanks to new CPAP class

For some people suffering from obstructive sleep apnea, the remedy feels every bit as troublesome as the disorder. That’s how Robert Upchurch felt until he took advantage of a new class at the Stanford Sleep Medicine ...

Sleep disorders

Obstructive sleep apnea linked to cancer growth in mice

A new study links the intermittent interruption of breathing that occurs in patients with obstructive sleep apnea (OSA) to enhanced proliferation of melanoma cancer cells and increased tumor growth in mice, according to researchers ...