http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. (PhysOrg.com) -- Dreams have long been assumed to have psychological functions such as consolidating emotional memories and processing experiences or problems, but according to a Harvard psychiatrist and sleep researcher the real function may actually be physiological. http://www.physorg.com/news177232375.html Medicine & Health Thu, 12 Nov 2009 09:50:02 EST news177232375 Naps with rapid eye movement (REM) sleep refresh the brain's empathetic sensitivity for evaluating human emotions by decreasing a negative bias and amplifying recognition of positive emotions. http://www.physorg.com/news163822948.html Medicine & Health Wed, 10 Jun 2009 04:20:01 EST news163822948 Research led by a leading expert on the positive benefits of napping at the University of California, San Diego School of Medicine suggests that Rapid Eye Movement (REM) sleep enhances creative problem-solving. The findings may have important implications for how sleep, specifically REM sleep, fosters the formation of associative networks in the brain. http://www.physorg.com/news163700544.html Medicine & Health Mon, 08 Jun 2009 17:23:50 EST news163700544 Jet lag is the bane of many travelers, and similar fatigue can plague people who work in rotating shifts. Scientists know the problem results from disruption to the body's normal rhythms and are getting closer to a better understanding that might lead to more effective treatment. http://www.physorg.com/news159106695.html Medicine & Health Thu, 16 Apr 2009 13:18:41 EST news159106695 Research on the sleeping brain has revealed some fascinating stage-dependent interactions between areas involved in formation and storage of long term memories. The study, published by Cell Press in the February 26th issue of the journal Neuron, may also provide a framework for further understanding the role of sleep in memory. http://www.physorg.com/news154787161.html Medicine & Health Wed, 25 Feb 2009 12:26:43 EST news154787161 According to the latest study by Dr. Ronald Postuma from the Research Institute of the MUHC and Dr. Jacques Montplaisir from the Université de Montréal and the Hôpital du Sacré-Cœur de Montréal, 52.4 per cent of patients with REM sleep behaviour disorder develop a neurodegenerative disease within 12 years following their initial diagnosis. These results will be published on December 24, 2008 in the journal Neurology, the official publication of the American Academy of Neurology. http://www.physorg.com/news149362978.html Medicine & Health Wed, 24 Dec 2008 17:42:58 EST news149362978 Children and teens who get less sleep, especially those who spend less time in rapid eye movement (REM) sleep, may be more likely to be overweight, according to a report in the August issue of Archives of General Psychiatry. http://www.physorg.com/news137087152.html Medicine & Health Mon, 04 Aug 2008 16:45:52 EST news137087152