Mark Mastrov, founder, 24 Hour Fitness speaks at the An Unhealthy America: Obesity and the Economic Implications of Chronic Disease panel at 2008 Milken Institute Global Conference in Beverly Hills ... more 

Mark Mastrov, founder, 24 Hour Fitness speaks at the An Unhealthy America: Obesity and the Economic Implications of Chronic Disease panel at 2008 Milken Institute Global Conference in Beverly Hills California April 28, 2008. REUTERS/Fred Prouser less