Gaiam PILATES CORE CHALLENGE DVD The Pilates Core Challenge DVD helps you strengthen and tone muscles, improves posture, flexibility and balance, and create a sleek, firm and strong body. Each movement targets the core muscles of the body, including the abs, lower back, hips and buttocks. By focusing on your core muscles, this DVD helps you build lean muscle that burns calories more efficiently. World-renowned Pilates instructor Ana Cabán provides clear, detailed instruction to help you achieve proper form, control and breath as you move through classic Pilates exercises including the Hundreds, Roll-up, Single Leg Stretch, Double Leg Stretch and Scissors. Discover the practice that athletes, dancers, celebrities and others rave about. Recommended prop: Pilates mat. 60 minutes.