Introducing The ‘Heavy Backpack Workout’
byYou’ve tried everything to get in shape: the Shake Weight, BowFlex, FlexBelt, 8 Minute Abs, NordicTrack, P90X (or maybe P12X), Total Gym—and still, you…
heavy pack workout
You’ve tried everything to get in shape: the Shake Weight, BowFlex, FlexBelt, 8 Minute Abs, NordicTrack, P90X (or maybe P12X), Total Gym—and still, you…