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. Participating in certain mental activities, like reading magazines or crafting in middle age or later in life, may delay or prevent memory loss, according to a study released today that will be presented at the American Academy of Neurology's 61st Annual Meeting in Seattle, April 25 to May 2, 2009. http://www.physorg.com/news154110683.html Medicine & Health Tue, 17 Feb 2009 16:31:44 EST news154110683 A new study confirms that exercise can reverse the age-related decline in the production of neural stem cells in the hippocampus of the mouse brain, and suggests that this happens because exercise restores a brain chemical which promotes the production and maturation of new stem cells. http://www.physorg.com/news146219732.html Medicine & Health Tue, 18 Nov 2008 08:35:32 EST news146219732 During this year's baseball playoffs, Chicago White Sox outfielder Ken Griffey Jr., 38, threw a picture-perfect strike from center field to home plate to stop an opposing player from scoring. The White Sox ultimately won the game by a single run and clinched the division title. http://www.physorg.com/news143470424.html Medicine & Health Fri, 17 Oct 2008 13:53:44 EST news143470424