BDNF has received a lot of attention in the literature with regards to exercise and brain function and it's neuroprotective (protection from degeneration of brain cells- associated with cognitive decline and dementia) effects. The beneficial knock on effects of BDNF are massive for longevity and quality of life...
Benefits of BDNF in a nutshell...
How to Study for exams and improve your memory
A Californian study in 2004 involved a massive review of more than 850 studies about the physical effects of exercise on school aged children. The review showed a positive influence on memory, concentration and classroom behaviour. ECGs done on fit v's unfit children showed more brain activity in the fit kids.
If you're interested in improving your children's and your own brain for life, your memory, learning capacity and exam results get outdoors and go walking in our beautiful countryside and find a sport that you love so much you forget you're exercising!
Have fun! I'm off out for a run!