Side Plank March 30, 2008 by Cathe Friedrich Cathe, Lorraine and Robert doing a Side Plank during STS Ab Circuits. Categories: Ab Circuits, Behind The Scenes, Blog, STSTags: Ab Circuits, cathe, exercise dvd, fitness dvd, Side Plank, STS, workout dvd Leave a Comment Related PostsJai and Lorraine doing a Bent Knee AbductionMarch 23, 2008What Are Omega-7s and How Might They Impact Your Health?January 12, 2014Successfully a work in progress by StephanieJuly 24, 2011