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Poor Sleep Linked to PTSD after Heart Attack

Clinicians have long speculated that poor sleep may be a mechanism involved in the higher risk of further cardiac events or death among those with post-traumatic stress disorder following a heart attack, but the association between PTSD and sleep after a heart event has been unknown.

Study Links Diabetes Risk to Melatonin Levels

Low nocturnal melatonin secretion levels are associated with an increased risk of developing type 2 diabetes

Millions of Americans are diagnosed with type 2 diabetes, yet the exact causes of diabetes still puzzle scientists. Now, new research from Brigham and Women's Hospital (BWH) finds that the amount of melatonin a person secretes during sleep may predict their risk of developing type 2 diabetes. The study appears in the April 3, 2013 issue of JAMA.

Sleep Loss Precedes Alzheimer's Symptoms

Sleep is disrupted in people who likely have early Alzheimer's disease but do not yet have the memory loss or other cognitive problems characteristic of full-blown disease, researchers at Washington University School of Medicine in St. Louis report March 11 in JAMA Neurology.

Sleep deprivation effect on the immune system mirrors physical stress

Study looks at white blood cell counts following 29 hours of continual wakefulness

Severe sleep loss jolts the immune system into action, reflecting the same type of immediate response shown during exposure to stress, a new study reports.

Does night work put women's health at risk?

There may be a link between night shifts and breast cancer in women. Learn more about this link.

Sleep Apnea Associated with Higher Mortality from Cancer

Sleep-disordered breathing (SDB), commonly known as sleep apnea, is associated with an increased risk of cancer mortality, according to a new study.

Less Sleep, Disrupted Internal 24-Hour Clock Means Higher Risk of Diabetes and Obesity

A study by researchers at Brigham and Women's Hospital reinforces the finding that too little sleep or sleep patterns that are inconsistent with our body's 'internal biological clock' may lead to increased risk of diabetes and obesity

CDC Study Shows Association Between Depression and Sleep Apnea

Obstructive sleep apnea and other symptoms of OSA are associated with probable major depression, regardless of factors like weight, age, sex or race, according to a new study from the Centers for Disease Control and Prevention.

Sleep Apnea Treatment May Protect Against Heart Failure

A nightly breathing treatment may do more than help people with obstructive sleep apnea get a good night’s rest — it may also help prevent heart failure.

Treatment with Light Benefits Alzheimer’s Patients

Exposure to light appears to have therapeutic effects on Alzheimer's disease patients, a Wayne State University researcher has found.

In a study published recently in the Western Journal of Nursing Research, LuAnn Nowak Etcher, Ph.D., assistant professor of nursing, reported that patients treated with blue-green light were perceived by their caregivers as having improved global functioning.

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