Instructions First, Everything Else Later
This guy is just one more person misusing gym equipment. To be honest, it seems difficult to replicate what this guy is doing, but we’re rather certain that this leg press equipment isn’t intended for this kind of usage.
He’s clearly working out every muscle in his legs because of how red his face appears to be behind that chair. Who knows? Perhaps he possesses superpowers that we are unaware of. The machine’s chair ought to have been a dead giveaway that he wasn’t operating it correctly.