Want to live longer? Cut back on red meat - CNN.com

Want to live longer? Cut back on red meat - CNN.com: "'This is the biggest and highest quality study like this,' says Barry M. Popkin, Ph.D., from the University of North Carolina, who wrote an editorial accompanying the study, which was published Monday in Archives of Internal Medicine. 'They collected the diet data very carefully, and it's saying to people, 'You don't have to eat red meat every day.' '"