Thursday, February 7, 2008

A Good Night's Sleep Could Improve Long-term Memory, UK

Scientists from the Medical Research Council's Anatomical Neuropharmacology Unit (ANU) at the University of Oxford have discovered evidence that sleep is important for the stabilisation of memory. In a study published in Nature Neuroscience, Dr Jozsef Csicsvari and colleagues describe how memory traces of the latest waking experiences could be reactivated during sleep, helping the formation of long-lasting memories. Read more ...

A new study shows that smoking disrupts sleep in two ways. First, as bedtime approaches, the smoker has a final "relaxing" smoke before retiring. That smoke may seem relaxing, but nicotine (the drug found in tobacco) is actually a stimulant, and smoking that cigarette is almost as sleep disrupting as drinking a cup of coffee. But smoking disrupts sleep in yet another way. During the night, you go hours without a... Read more ...

A brief bout of non-REM sleep (45 minutes) obtained during a daytime nap clearly benefits a person's declarative memory performance, according to a study published in the February 1 issue of the journal SLEEP.The study, authored by Matthew A. Tucker, PhD, of the Center for Sleep and Cognition and the department of psychiatry at Harvard Medical School, focused on 33 subjects (11 males, 22 females) with an average age of 23.3 years. Read more ...

"How'd you sleep last night?"  This phrase has become the morning mantra for people across the country. We know that sleep is as essential as food and water, and even air, but why this recurring question?In an article in the New York Times, Jon Mooallem talks about the sleep industry and Pete Bils, who works for Select Comfort. According to the article, sleep has become a big industry, from sleep clinics to drugs... Read more ...

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