"I say that most important step is the first one out the door," says Mark Sertich, who begins each day with pushups and sit-ups
Alex Heigl, @alex_heigl, People
Thu, 08/13/2015 - 9:00am
"I say that most important step is the first one out the door," says Mark Sertich, who begins each day with pushups and sit-ups