Susan Chung’s RapidFire 4: Sweat

RapidFire 4: Sweat is a 72 minute cardio kickboxing and boxing workout led by Susan Chung.  I have all four of Susan Chung's RapidFire workouts, but I've just gotten around to doing them.  This was the first one I acquired, back in 2017.  I am a member of the VideoFitness (VF) forum, and every year …