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 PostsNine Fascinating Health Benefits of CabbageJune 10, 2012Can Time-Restricted Eating Help with Weight Loss?May 12, 20193 Keys to Preserving Muscle Mass When You Lose WeightMarch 10, 2019