Inspired by the popular obstacle-course race, this circuit boosts mental and physical strength, improves conditioning and agility, and burns fat. The following circuit is intended to help you perform better on the race course and in everday activities. It ranges from medium to high intensity - but keep in mind that intensity is relative to individual fitness levels. Trainers offer modification in class or in the gym, it's up to you to pay attention to your body so you can ride the line between "just right" and "too much."