魂
魂1980
Guest
first i warmed up 10 minutes raise my heart rate
then i sprint all out for 1 minutes then i jog for 30 sec, i do this 4 to 5 times
total 15 minutes
then i sprint all out for 1 minutes then i jog for 30 sec, i do this 4 to 5 times
total 15 minutes