Abs Pilates March 30, 2008 by Cathe Friedrich Cathe doing a V-Sit during STS Ab Circuits. Categories: Ab Circuits, Behind The Scenes, Blog, STSTags: Ab Circuits, cathe, exercise dvd, fitness dvd, STS, V-Sit, workout dvd Leave a Comment Related PostsAre You Cooking Vegetables in a Way that Maximizes Their Nutrition?April 24, 2022Does Intermittent Fasting and Time-Restricted Eating Cause Muscle Loss?December 22, 2019Is It Easier for Men to Lose Weight?April 14, 2019