Place a BOSU Ball on the ground with the blue rubber side facing down. Carefully, place a hand on each side. Take a push-up position. Make sure your core is tight and hips are level. Bring your left knee up and towards your chest. Watch more https://www.youtube.com/watch?v=wMmzM0p8yYc&t=3s — BOSU Mountain Climbers Place a BOSU Ball…