Hi! I'm 13, girl, and just wondering..:
If i do HIIT 4x a week, with 1:1.5 sprinting to jogging time..
How many calories would i burn per HIIT session? & how long would it take me to lose 1 pound? Thanks
If i do HIIT 4x a week, with 1:1.5 sprinting to jogging time..
How many calories would i burn per HIIT session? & how long would it take me to lose 1 pound? Thanks