If there's someone that perfectly knows how the NFL works that is Tom Brady. The quarterback has now made an astonishing confession on the league's worst-kept secret that could lead to huge changes in football.

For 23 seasons, Tom Brady has absolutely dominated the NFL. He has seven Super Bowl rings until now and it is uncertain if he's willing to return for another year to seek his eighth Vince Lombardi trophy.

As Brady has been in the league for more than two decades, he knows almost everything about it. Now, the quarterback has made a confession on a huge secret the NFL has kept for a while.

Tom Brady's huge confession on NFL's worst-kept secret

Tom Brady is one of the biggest legends in NFL history. He has been in the league for a long time, so there are not so many secrets they can keep away from him, specially if its regarding the offense.

Now, TB12 talked about what's the main problem with the referees and their calls during the games. He made an astonishing confession about what happens in every single snap and they don't realize.

"There is holding on every single play," Brady said on his Let's Go! podcast about the missed holding call on Chiefs' tackle Orlando Brown during the AFC championship. "Now look, are you allowed to hold? No, you're not. It's against the rules. Is there holding by the offensive line and defensive line on every play? Yes. When are they going to call it? ... It's just the way sports are. It's just another thing for us to get emotional about."