a trendy New York City fitness studio based on his own workout regimen while serving time in prison, to share a simple body weight workout for those times when we just couldn't make it to the gym.

Upon beginning his seven-year prison sentence ... Marte developed a workout regimen that uses mainly a person's body weight, soon attracting attention and requests for group workouts from his ...

In prison, doctors told Marte that he was overweight with dangerously high cholesterol. He started working out intensely, using body-weight exercises that he could do in his cell. Upon his release ...