Swiss Ball Jackknife at dorseycstewarto blog

Swiss Ball Jackknife. It works the core muscles that flex your hips and also stresses your abdominal muscles. 12k views 11 years ago.

Swiss Ball Jackknife Exercise of the Week
from www.westpark.ie

It works the core muscles that flex your hips and also stresses your abdominal muscles. Position yourself in a pushup position with your shins resting on a swiss ball. 58k views 11 years ago.

Swiss Ball Jackknife Exercise of the Week

Swiss Ball Jackknife 58k views 11 years ago. how to do swiss ball jackknife, video and image guide with step by step instructions, muscles worked, equipment.the swiss ball prone jackknife builds strength and stability throughout the core with an emphasis on the lower abdominals, hip flexors, and lower back. This valuable but relatively advanced exercise demands great balance and control.