http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. (Medical Xpress)—Overworked and stressed out? Look on the bright side. Some stress is good for you. http://medicalxpress.com/news/2013-04-stress-good-acute-primes-brain.html Neuroscience Tue, 16 Apr 2013 16:43:16 EST news285349356 Physicians in Canada should consider refusing to prescribe cognitive enhancement medications—also used to treat attention deficit disorder (ADD)—to healthy patients, states an analysis article in CMAJ (Canadian Medical Association Journal). Lack of evidence for benefits and possibility of harm, limited health care resources and professional integrity of physicians are reasons why this use is not acceptable. http://medicalxpress.com/news/2012-12-physicians-drugs-healthy-people.html Medications Mon, 17 Dec 2012 12:00:05 EST news274958998 Australian researchers have discovered for the first time that reduced heart rate variability – or changes in heart beat timing – best predicts cognitive disturbances, such as concentration difficulties commonly reported by people with chronic fatigue syndrome (CFS). This adds to the growing body of evidence linking autonomic nervous system imbalance to symptoms of this poorly understood disorder. http://medicalxpress.com/news/2012-11-chronic-fatigue-syndromea-stress.html Diseases, Conditions, Syndromes Thu, 15 Nov 2012 10:52:40 EST news272199138 Sportsmen and women dope with the blood hormone Epo to enhance their performance. Researchers from the University of Zurich now discovered by animal testing that Epo has a performance-enhancing effect in the brain shortly after injection and not only after days by improving oxygen transport in blood. As Epo also increases motivation, it could be useful in treating depression. http://medicalxpress.com/news/2012-06-doping-drug-epo-impact-brain.html Medications Mon, 11 Jun 2012 10:28:11 EST news258629285 (Medical Xpress) -- Caffeinated-alcoholic beverages (CABs) were banned from the U.S. market in November 2010 by the U.S. Food and Drug Administration, which noted serious health incidents at university campuses. However, current manufacturers of Four Loko, Moonshot, Joose, Core High Gravity and others continue to tap into a primarily young-adult-male market with separate highly caffeinated drinks (also called energy drinks) and high-alcohol drinks. http://medicalxpress.com/news/2012-03-bull-high-energy-high-alcohol.html Health Wed, 28 Mar 2012 09:45:35 EST news252146669 (HealthDay) -- Obesity is associated with reduced memory and thinking skills in adults aged 60 to 70, especially those with greater amounts of abdominal fat, according to a new study. http://medicalxpress.com/news/2012-03-obesity-linked-poorer-mental-skills.html Health Thu, 22 Mar 2012 11:29:01 EST news251634523 At New York University, Sir Henry Wellcome Postdoctoral Fellow Dr. Steve Fleming is exploring the neural basis of metacognition: how we think about thinking, and how we assess the accuracy of our decisions, judgements and other aspects of our mental performance. http://medicalxpress.com/news/2012-02-metacognition-dont.html Neuroscience Mon, 27 Feb 2012 09:01:20 EST news249555665 Pouring at least one glass of milk each day could not only boost your intake of much-needed key nutrients, but it could also positively impact your brain and mental performance, according to a recent study in the International Dairy Journal. Researchers found that adults with higher intakes of milk and milk products scored significantly higher on memory and other brain function tests than those who drank little to no milk. Milk drinkers were five times less likely to "fail" the test, compared to non milk drinkers. http://medicalxpress.com/news/2012-01-glass-day-benefit-brain.html Health Mon, 30 Jan 2012 09:35:25 EST news247138514 (Medical Xpress) -- A particular fish oil supplement has been shown to improve blood flow to the brain during mental activity and helped to reduce mental fatigue in young adults, according to research from Northumbria University.  http://medicalxpress.com/news/2011-10-fish-oil-supplements-boost-mental.html Health Tue, 25 Oct 2011 06:57:01 EST news238744611 The recommendation to drink six to eight glasses of water a day to prevent dehydration "is not only nonsense, but is thoroughly debunked nonsense," argues GP, Margaret McCartney in this week's BMJ. http://medicalxpress.com/news/2011-07-advice-glasses-day-nonsense-doctor.html Health Wed, 13 Jul 2011 02:38:38 EST news229743495