Watch J.J. Watt nail ridiculous 61-inch vertical box jump

Physical freak of nature J.J. Watt was at a fitness center Monday morning training his fast-twitch muscles when he attempted an ambitious 61-inch box jump — or about the height of an average sixth-grader. For comparison, the Houston Texans defensive end stands 6-foot-5 — or 77 inches.

Check it out:

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I'll venture to say no, it was not the shoes.

There aren't a lot of defensive linemen in the league who can leap that high. Have fun, AFC South right tackles.