Cathe and Lorraine March 30, 2008 by Cathe Friedrich Cathe and Lorraine doing Ball Toss for the obliques during STS Ab Circuits. Categories: Ab Circuits, Behind The Scenes, Blog, STSTags: Ab Circuits, Ball Toss for the obliques, cathe, exercise dvd, fitness dvd, STS, workout dvd Leave a Comment Related PostsWhy You Should Monitor Your Own Heart Rate VariabilityNovember 25, 2018Why BMI Isn’t Always a Good Measurement of FitnessJuly 17, 2011STS is officially hereJanuary 27, 2009