Butt sculpting and core strengthening workout Bodybuilding Exercises Fitness Models Training Methods by admin - 20 May 202220 May 20220 Why the bosu ball? “By adding an unstable surface, a BOSU ball increases activation of the rectus abdominus and facilitates extra activity per exercise than a stable surface would,” says Meaghan. 1. Sit-up 3 sets / 12-15 reps 1. Begin by lying on the Bosu ball with your hips just off the edge of the ball. Place your hands behind your head to gently support your neck. 2. Exhale and curl your upper body over the Bosu ball. Hold for a brief second at the top before slowly returning to the starting position. Words/workout: Meaghan Terzis Photography: James Patrick Click Here! Source – Butt sculpting and core strengthening workout Share on Facebook Share Share on TwitterTweet Share on Pinterest Share Share on LinkedIn Share Share on Digg Share