http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. (HealthDay)—A new analysis challenges previous research that suggested teens put their long-term brainpower in danger when they smoke marijuana heavily. http://medicalxpress.com/news/2013-01-pot-use-low-iq-link.html Health Mon, 14 Jan 2013 16:40:18 EST news277404010 The physical benefits of regular exercise and remaining physically active, especially as we age, are well documented. However, it appears that it is not only the body which benefits from exercise, but the mind too. The evidence for this is published in a new review by Hayley Guiney and Liana Machado from the University of Otago, New Zealand, which focuses on the importance of physical activity in keeping and potentially improving cognitive function throughout life. http://medicalxpress.com/news/2012-12-aerobic-boosts-brain-power.html Psychology & Psychiatry Thu, 13 Dec 2012 10:45:23 EST news274617916