Core Max Ultra tougher. If you stay in neutral, you will stop seeing results. You do not want to reside in Frustration C Core Max Ultra y. Completing the workout and adhering to the rep/rest times w Core Max Ultra h a 45lb kettlebell the first week is great. Completing the workout and adhering to the rep/rest times w Core Max Ultra h a 45lb kettlebell in week 4 is not so great. Don't settle for being a Stagnant Stacy....

http://x4up.org/core-max-ultra/