Hello guys, Welcome to Africa's Largest Video Search Engine, and you are watching QUIT DOING CRUNCHES | 15 Must-Do Isometric Core Exercises For a STRONG Six Pack. and this video is uploaded by Criticalbench at 2018-04-11T13:30:00-07:00. We are just promoting this video only for entertainment and educational purpose only. I hop you like our Video Search Engine. [oXH2aDh8F3s]