Twists
Grab a weight or detergent bottle for added resistance, and pick your feet up off the floor for an even harder challenge.
Burpees
This high-intensity, plyometric exercise is perfect for getting your heart rate up and is a fantastic finisher to any workout. Try doing burpees tabata style: push for 20 seconds, then rest for 10 seconds. Repeat four to eight times for a full-body endurance workout!