Summary: What can parents do to keep their children healthy and prevent childhood obesity? Dr. Geier also discusses the injuries of New York Giants' Prince Amukamara, Pittsburgh Steelers' David DeCastro, University of South Carolina QB Connor Shaw, Tennessee Titans' Marc Mariani, Manchester United's Wayne Rooney, and Los Angeles Clippers star Blake Griffin. Plus in the Ask Dr. Geier segment, he answers your sports medicine questions.