Gaiam's Pilates Abs Workout DVD is a vigorous workout for those who want firmer abs as quickly as possible! The strong and lean Pilates body starts with core muscles. The Pilates Abs Workout helps slim and strengthen those core muscles. Certified Pilates instructor Ana Caban guides a sequence of highly efficient and challenging exercises, focusing on form and precise movement. A modified version is also demonstrated for those with limited flexibility and strength.