http://www.pilatesanytime.com/

Amy Haven's 4 minute warm-up is a perfect way to wake up and prepare for a busy day or a tough workout. This warm-up routine was created with the idea that some days you just don't have enough time to get a full workout in but you want to get your body ready for your busy day or holiday weekend. Follow Amy through this fast, energizing warm-up to prepare yourself for the day.

Watch Kristi's intense, 20 minute workout on PilatesAnytime.com.