40-30-20
Perform various strength exercises for 40 reps, then 30, then 20. Each weight set is separated by a cardio blast of 3 exercises for 40, 30, and 20 seconds. You need 5-10lb weights and a mat!
Perform various strength exercises for 40 reps, then 30, then 20. Each weight set is separated by a cardio blast of 3 exercises for 40, 30, and 20 seconds. You need 5-10lb weights and a mat!
