Modified V-Sits with Med Ball March 31, 2008 by Cathe Friedrich Robert doing Modified V-Sits with Med Ball during STS Ab Circuits. Categories: Ab Circuits, Behind The Scenes, Blog, STSTags: Ab Circuits, cathe, exercise dvd, fitness dvd, Modified V-Sits with Med Ball, STS, workout dvd Leave a Comment Related PostsDo Bodyweight Workouts Limit Your Strength Gains?June 5, 2016Why Follow a Paleo Diet?December 18, 2011The Pros and Cons of Including Hammer Curls in Your WorkoutMay 3, 2020