Guadalajara (Mexico), May 10 (EFE).- (Camera: José Luis González Márquez). Mexican Juan Pedro Franco, the world's most obese man, underwent successful gastric bypass surgery on Tuesday, according to Dr. Jose Antonio Castañeda.<br /> <br />IT INCLUDES ARCHIVE FOOTAGE COURTESY OF DR. JOSÉ A. CASTAÑEDA<br /> Keywords: efe,mexico,obesity,juan pedro franco,surgery