5
votes
3answers
1k views

Are there good cardio workouts which do NOT stress the knees?

I recently got into a car wreck which damaged my knee. I can walk around and such, but it's really disrupted my routine of running or getting on a treadmill. Are there any good cardio workouts ...
3
votes
2answers
669 views

Why are compound exercises better than isolation exercises for mass gain?

I commonly hear that compound exercises are the best mass builders, but I just can not understand why. Yes, they can save time by doing more at the same time. I also realize that they involve ...