Hmm... I need to find out myself. I don't know what is the answer. I'll do some research in Google and get back to you if I discover an answer. You should email the people at Nutrisystem as they probably know..
I've got this book too. I've been passing it off on all my buddies. It really good, and like Sean said, it's set up for all levels of fitness. Here's a link with a little more info....
You can read a little bit of the book by going to.
And then under the book cover on the left, click on Search Inside This Book..
Kindle version is only $9.99 (may look at downloading this for my iPhone)...
I have so many workout books already, I'm just going to dust one off and use it. But thanks for the suggestion, Sean!..
If I lifted all the ones I have, I wouldn't have to read them!.
All I really need is to walk and do the circuit at the gym for a few months. Once I hit goal, I'll start thinking about any serious lifting I might want to do...