there's a cool doc on netflix about a guyb who lost a ton of weigth and dramatically improved his health via juicing.
fat sick and nearly dead
http://www.netflix.com/WiMovie/70173634
you can watch it for free here:
http://www.rebootwithjoe.com/watch-fat-sick-and-nearly-dead/
We don't know what our limits are, so to start something with the idea of being limited actually ends up limiting us.
Ellen Langer