https://rxmuscle.com/video/rx-girl-video/9804-the-ab-series-v-up.html
Tag ab exercises
New Ab Video Series on RxGirl – Exercise #5: Decline Bench Crunch
New Ab Video Series On RxGirl – Exercise #4: Ball Crunch
http://www.rxmuscle.com/video/rx-girl-video/9659-the-ab-series-crunch-on-ball.html
Do you want a 6-pack or just a flat stomach? Then “The Ab Series” is for you. Check out today’s exercise: The Ball Crunch!
dr. stacey naito's blog 