Thursday, February 5, 2009

Happily Married Women Have Less Trouble Sleeping, Pitt Study Finds

Happily Married Women Have Less Trouble Sleeping, Pitt Study Finds
It is no secret that a good night's sleep can lead to a well-balanced and healthy lifestyle, but the age-old question of how to get a decent eight hours still remains. However, a University of Pittsburgh study finds that a happy marriage can lead to a better night's sleep for women. The findings are reported in the current issue of Behavioral Sleep Medicine.

Striking Association Between Pregnancy-Related Restless Legs Syndrome And Increased Levels Of The Steroid Hormone Estradiol
A study in the Feb. 1 issue of the journal Sleep shows that the elevation in estradiol levels that occurs during pregnancy is more pronounced in pregnant women with restless legs syndrome (RLS) than in controls. During the last trimester of pregnancy, levels of the estrogenic steroid hormone estradiol were 34,211 pg/mL in women with RLS and 25,475 pg/mL in healthy controls. At three months postpartum, estradiol levels had dropped to 30.73 pg/mL in the RLS group and 94.

A Novel Gene Is The Suspect In Restless Legs Syndrome In A Large Family
In 2005, a woman who had trouble sleeping asked Siong-Chi Lin, M.D., for help. Dr. Lin, a sleep disorders specialist at the Mayo Clinic campus in Florida, diagnosed restless legs syndrome. This common neurologic disorder interrupts sleep because of unpleasant sensations in the legs at rest, especially in the evening, that are temporarily relieved by movement. Restless legs syndrome affects between 5 and 11 percent of the population in North America and Europe, says Dr. Lin.

In Sleep Deprivation Astrocytes Regulate Sleep Pressure And Memory Deficits
Scientists have discovered an unexpected brain mechanism that modulates the regulation of sleep and the consequences of sleep deprivation. The research, published by Cell Press in the January 29th issue of the journal Neuron, opens new avenues for development of treatments for disorders and cognitive deficits associated with sleep loss. Glial cells are brain cells that do not transmit nerve impulses the way that neurons do.

Severity Of Obstructive Sleep Apnea Linked To Sedentary Lifestyle
Not only is Obstructive Sleep Apnea linked to insulin resistance and liver disease independent of obesity, but at least one risk factor is also common to obesity and Obstructive Sleep Apnea: prolonged daytime sitting or standing.

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