Yea, you're probably right about moderate levels of sport. On a very direct level, faster blood circulation from exercise improves brain function. There's proba

Yea, you're probably right about moderate levels of sport. On a very direct level, faster blood circulation from exercise improves brain function. There's probably also some motivation/self-esteem feelings it helps with as well. I wonder if in a generation we'll see posters encouraging kids to play video games instead of blobbing out in front of the Facebook or whatever the new bogeyman is. I get the feeling that using a computer (or phone or whatever it is) is becoming accepted as default OK and now it's the specific types of app that can be "good" or "bad".