http://www.konkura.com/ - compete with the best<br />How many continuous Headstand Crunches can you complete? This is an extremely difficult workout, which requires amazing balance, core strength and focus.<br />The winner of this fitness challenge is the person who completes the most continuous headstand crunches without before returning their feet to the floor. <br />Take the challenge at http://www.konkura.com/challenge/?uid=f3ba4e6b-83b7-4e9b-bd4b-e8ee655e1268&t=Headstand+Crunches
