More workouts = More brainpower?

ThinVee

Research shows that our mental firepower is directly linked to our physical routine.

http://bit.ly/1aKEpVt

Personally I find I sleep better, my moods are are more balanced (I work out a lot of ideas while running), and nothing fuels my self esteem like struggling all the way thru a good workout but not giving up!

What non-scale benefits have you developed from regular work outs?