Giving it every ounce of effort you can muster doesn't always yield positive results.
Pushing your body to its absolutely limit doesn’t always yield the best results. As former Louisville defensive tackle B.J. Dubose found out on Sunday, giving it everything you have during the 40-yard dash can have unwanted results. The video above shows Dubose going as fast as he can during the 40-yard dash, but pulling up with an apparent leg injury, forcing him to crash to the ground. Tough break…