Donald Trump, 79, told a crowd of children and reporters that he works out "so much" and asked a child if they thought they could beat him in a fight in a wild Tuesday appearance. Trump's Oval Office comments came as part of a ceremony announcing the return of the Presidential Physical Fitness Award, a form of fitness testing used in schools. Trump made much of the event about his own physical attributes. Trump said he works hard on physical fitness on a "daily basis.