Brain Rules: Use your head

“Tiny proteins called BDNF are created when you exercise and act like Miracle Grow for your brain”

–Dr. John J. Medina
University of Washington School of Medicine

Our next President agrees, “Physical fitness yielded mental fitness, Obama decided, and the two concepts have been married in his mind ever since.” Washington Post 2008 12 25

See also, my post Take a Hike!