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High-intensity interval training, HIIT for short, is one of the best kinds of sweat sessions if you're looking to get your heart rate up and work your muscles to their fullest capability in a short ...

Get ready to sweat with Supernatural Coach Raneir Pollard, who will be leading this 30-minute advanced Tabata workout joined by class members Paris Nicole and Tarra Green. In this routine, you'll ...

Nasser loves these moves to boost heart rate. - Long jump, bear crawl back. - Burpees. - Skaters into reverse lunge. - Mountain climbers. - Squat thrusts. Squat down, push dumbbells overhead. Do 20 ...