Ph.D in the Sweet Science
Join Date: Oct 2009
Quoted: 4013 Post(s)
Rep Power: 75
Total Points: 518,355,138,163,900,350,464.00
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.