This is one of the best time-efficient, equipment-efficient metabolic conditioning workouts you can do.

All you need is one dumbbell and a small patch of floor space...you'll hit every major muscle group in your body (including core) with a variety of rep ranges and you'll be done in less than 20 minutes.

Check it out here.

Nick Nilsson
The Mad Scientist of Muscle

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https://www.madscientistofmuscle.com/4-lose-fat/fat-loss-workouts/3-exercise-1-db-countdown.htm
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