Join Cheri for an intense upper body endurance workout featuring triple speed supersets. This workout uses three different tempo variations - slow, medium, and fast - for each exercise, challenging your muscles in new ways. You'll work through three rounds of shoulders, biceps, chest, triceps, and back exercises, with a core circuit in the middle to keep things interesting. Equipment needed: Very light, light, medium, heavy, and extra heavy dumbbells (Cheri uses 3lb, 6lb, 8lb, and 12lb), yoga mat