Ph.D in the Sweet Science
Join Date: Oct 2009
Quoted: 4505 Post(s)
Rep Power: 78
Total Points: 1,011,504,288,664,219,418,624.00
I too have heard that Insanity is hard on your knees but I've never tried it myself. I do know some people who have done it and they lost quite a bit of weight.
The BeachBody workout that I am most curious about is Les Mills Pump. It comes with a barbell and some plates.