Originally Posted by Darth Grifter
i disagree with the legs and abs part
you use your abs and legs alot everyday so you should work them 4-5x a week if you are working out full time
and do different exercises for the same body part
you can work the same body part/area as long as you concentrate on different muscles.
when i used to ride (bicycle), there was nothing like a 20mins swim to finish off the ride (usually 40-50miles)