You know your body, so you can substitute exercises in and out of this workout to suit your needs ... to work out with no equipment, give this prison-inspired session a try.

It markets a "prison style" boot camp based on Coss’ former prison workout routine. The company also provides opportunities to formerly incarcerated individuals by hiring them as trainers.

Upon beginning his seven-year prison sentence, Coss Marte learned ... soon attracting attention and requests for group workouts from his fellow inmates. After completing his sentence and ...

I've been making prison fitness records for as long as I can remember,' says ... Bronson recommends the following exercises as staples in any calisthenics plan. 'Start off by seeing if you can do 10 ...

Rudy O’Halloran from Handsworth created fitness club 'Rocup' to find purpose ... He credits a friendship and subsequent prison yard routine he formed with a fellow inmate as "life changing." ...