Circuit Blast is a 44-minute fun and fast paced circuit workout challenge. This workout consists of a series of six rounds that will surely burn fat and calories while shocking your muscles. Each round consists of four parts: a) cardio; b) cardio/legs; c) compound exercise; and d) core work. We use various pieces of exercise equipment to increase the intensity, deliver variety, and inspire you to work harder. You'll need a set of moderate hand weights, a step, resistance band, medicine ball, and most importantly, your focus.