My thoughts on 30 Day Shred

Yesterday I did level one of 30 Day Shred (the Jillian Michaels workout DVD) for the first time.I don't know how I feel about it. I keep reading reviews on Amazon, some people give it 5 stars while other people give it 1 star.The five star reviews talk a lot about how it's an intense/great work out shoved into 20 minutes and the 1 star reviews say it's hard on the knees. A lot of them do at least.However, my roommate bought the DVD so I decided to borrow it from her. ...more