Ready to Find Out How Strong of a Runner You Are? Take the Quiz Now! Running Power Ranking About Age * Sex * Male Female Height * ft. * in. Weight (pounds) * Bodyfat % Less than 5%5 – 8%9 – 12%13 – 16%17 – 20%21 – 25%26 – 30%31 – 40%41 – 50%More than 50% If you are human, leave this field blank. Next