According to this article from the New York Times, scientists at Dartmouth College conducted an experiment that links exercise to memory gain and decreased feelings of anxiety through a neural protein called BDNF. The specifics of this cognitive-exercise link are still being looked into, but it is clear that the connection is more complex than previously acknowledged. The study also found that there is a powerful cumulative effect from multiple sessions of exercise, so keep moving, dancing, jumping and stretching, and smile when the myriad benefits take over, tribe!