HIIT Box is a one-of-a kind training center in Brooklyn led by trainer Maryam Zadeh. The small group classes focus on HIIT (High Intensity Interval Training). Each session incorporates cardio drills, plyometrics, sandbells, ViPRs, kettlebells, rowers, battle ropes, medicine balls, gliders and more. Keeping your heart rate up and working your core with each move. The workouts are so effective you continue to burn calories for up to 36 hours after a class. HIIT is a minimalist workout with a maximum return.