Originally Posted by
lisitsa
Boy theres a lot of gym fanatics here. You couldn't hold me down in one of those places if you tried. I swim 3 times a week. Its quite easy to fit it in between lectures if you're a student. You come home quite tired though, after riding to uni, swimming, and sitting through tons of lectures.
That's fine, but by doing NO strength/resistance training, you're not doing anything to improve your bone density. Lifting weights does that. Running does that. Cycling and swimming aren't load bearing.