Tamara Pridgett, POPSUGAR associate fitness editor, likes this workout from Pilates instructor Isa-Welly Locoh-Donou. "I've been doing Pilates as a form of active recovery and I really love Isa-Welly's workouts," Pridgett said. "Her 15-Minute full-body power Pilates video is my favourite, and is such a core challenger."