Some nice looking apps in this area for people who can to stay in shape. I can see doing something like signing up for the Nike Training Club so I can have access to exercise drills.
This additional yet very useful applications of iPhone makes it the
best one available for the people there. I had also seen a couple of
good applications which are good too.
You have to really be serious about working out and regularly on like a set schjedule to need something like this. I think it's overdone adn there's too much stuff now.