you know it's like a box and you just step up and down and up and down and up down do different variations you know change feet and and you'd be surprised how quick that gets the pulse rate up
I like to do a variety of exercises.
mnli hypothesis: I like to do a variety of exercises. premise: you know it's like a box and you just step up and down and up and down and up down do different variations you know change feet and and you'd be surprised how quick that gets the pulse rate up