CNN Special Investigations Unit

Fed Up: America's Killer Diet (2007x22)

Air date: Sep 22, 2007

Dr. Sanjay Gupta examines diet's impact on the brain and the rest of the body. Included: Dr. Mark Jacobsen (Center for Science in the Public Interest); Sen. Tom Harkin (D-Iowa); LaDonna Redmond, a Chicago agriculture activist; and psychiatrist Joseph Hibbeln.