HIIT Home Workouts
Not Sure What Workout to Do at Home? Pick From These 18 HIIT Workouts
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CrossFit and HIIT Married, and This 20-Minute Fat-Burning Workout Was Born
Equipment needed: pair of light- to medium-weight dumbbells (three to 15 pounds)
This 20-minute Cross HIIT workout is just four moves. If you don't have a bike or rower, you can run in place, jump rope, or do a CrossFit fave: burpees!