CNN Sanjay Gupta MD June 8, 2013 20:43:00
I'm doing. why not enjoy it? >> that same attitude is driving our fit nation six pack. last weekend one of the team members, rae, rode a gruelling 32 miles for a bike challenge in colorado. i have watched her improve by leaps and bounds. amazing stuff. during the trip, i also learned an easy to remember way to control what i eat. i want to show you. it has to do with portion size. the thing i find fascinating is thinking about your hands as an idea of what you should be eating. explain ta the to me. >> your fingers are the leafy greens of the dinner plate. the palm is protein and the other pal...