Attention, couch potatoes! Walking boosts brain connectivity, function
August 28 2010, 8:51pm
A group of "professional couch potatoes," as one researcher described them, has proven that even moderate exercise -- in this case walking at one's own pace for 40 minutes three times a week -- can enhance the connectivity of important brain circuits, combat declines in brain function associated with aging and increase performance on cognitive tasks.
http://www.sciencedaily.com/releases/2010/08/100826141327.htm