One Legged Situps with Ball March 31, 2008 by Cathe Friedrich Robert doing a One Legged Sit-up with Ball during STS Ab Circuits. Categories: Ab Circuits, Behind The Scenes, Blog, STSTags: Ab Circuits, cathe, exercise dvd, fitness dvd, One Legged Sit-up with Ball, STS, workout dvd Leave a Comment Related PostsNutrigenomics: How Genetic Variations Influence Nutrient Absorption and HealthAugust 25, 2024A Quarter of People Sabotage Their Health by Choosing the Wrong SnacksNovember 12, 2023When Should You Increase the Weight When You Weight Train?March 17, 2019