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 PostsCould Sea Vegetables Be a Healthful Addition to Your Diet?March 15, 2020Decline in Physical Fitness: Why Humans Aren’t as Fit as They Used to BeMay 4, 2014How Your Rise in Blood Pressure to Exercise Says Something About Your HealthJune 21, 2020