J.J. Watt is strong, even by professional football standards. We know this because the Texans defensive end rag-dolls offensive lineman weekly during the NFL season, and also because he posts photos like this to Twitter:

That's about 600 pounds, folks, and apparently it's just warm-up (#MorningSessionIsCake #AfternoonIsRealDeal, etc).

If this looks familiar it should. Three years ago, a YouTube clip showed Watt pulling off a 57-inch box jump before squatting 700 pounds.

Your move, Zach Mettenberger.