How do people get so jacked in prsion when they dont have gym?

[Boxingfan]

Title

 

[autistic_tendencies]

They have nothing else to do but workout

 

[bakpaokukus]

shit tons of bodyweight exercises (e.g. push ups, burpees, pull ups, squats, etc.) and strongly motivated by "if I'm not jacked, I will gets raped by tyrone in shower"