In this video, Hunter Grindle of Hybrid Fitness Systems walks you through a Cardio Circuit (No Running Involved) to help you improve your muscular endurance and burn fat. In this workout, there are 2 exercises: 1. Kettlebell Swing 2. Seal Jumping Jacks For Kettlebell Swings, use sets of 15 reps. For Seal Jumping Jacks, use…