One Leg Roll-Ins on Ball March 23, 2008 by Cathe Friedrich Cathe performs One Leg Roll-Ins on a stability ball during STS Meso #1 – Legs Categories: Behind The Scenes, Blog, STS, STS Mesocycle #1Tags: cathe, exercise dvds, fitness dvds, mesocycle 1, One Leg Roll-Ins, STS, weightlifting dvd, workout dvds Leave a Comment Related PostsExercise and Music: Does Music Improve Exercise Performance?July 24, 2011Five Reasons Why It’s Important to Strengthen Your CoreMarch 18, 2012Variations on VegetarianismJuly 1, 2012