http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. (Medical Xpress) -- It has long been suspected that humans do not experience the world continuously, but rather in rapid snapshots. http://medicalxpress.com/news/2012-05-brain-oscillations-reveal-world.html Neuroscience Mon, 14 May 2012 05:57:27 EST news256193806 International travellers, shift workers and even people suffering from obesity-related conditions stand to benefit from a key discovery about the functioning of the body's internal clock. http://medicalxpress.com/news/2012-05-body-clock-genes-unravelled.html Genetics Thu, 03 May 2012 05:26:40 EST news255241577 (HealthDay) -- Not only do you lose an hour of sleep after the clocks move ahead to daylight saving time this weekend, you may also be at increased risk for a heart attack, an expert warns. http://medicalxpress.com/news/2012-03-hour-weekend-heart-monday.html Cardiology Thu, 08 Mar 2012 15:50:01 EST news250442337 It's been said that timing is everything, and that may be particularly true when it comes to the ability to fight off disease. New research published by Cell Press in the February issue of the journal Immunity shows that the success of host immune defense depends in part on an organism's "body clock." The study may lead to therapeutic strategies designed to optimize the immune response and to protect patients at the time when they are most vulnerable. http://medicalxpress.com/news/2012-02-body-clock-immune.html Immunology Thu, 16 Feb 2012 12:00:05 EST news248612911 Health care providers assess blood and tissue type as well as organ size and health to enhance transplant success. New research indicates that checklist might also need to include the circadian clock. http://medicalxpress.com/news/2011-10-circadian-clock-impact-transplant-success.html Medical research Tue, 04 Oct 2011 10:52:06 EST news236944310 (Medical Xpress) -- A new study of the brain's master circadian clock — known as the suprachiasmatic nucleus, or SCN — reveals that a key pattern of rhythmic neural activity begins to decline by middle age. The study, whose senior author is UCLA Chancellor Gene Block, may have implications for the large number of older people who have difficulty sleeping and adjusting to time changes. http://medicalxpress.com/news/2011-07-evidence-age-related-decline-brain-master.html Medical research Tue, 19 Jul 2011 08:14:51 EST news230282019 As many as 25 percent of hospital nurses go without sleep for at least 24 hours in order to adjust to working on the night shift, which is the least effective strategy for adapting their internal, circadian clocks to a night-time schedule. http://medicalxpress.com/news/2011-04-strategy-commonly-night-nurses-circadian.html Health Thu, 14 Apr 2011 13:10:32 EST news222005417