5 reasons John Cena is washed up and 5 reasons why he's still 'Big Match' John

Still going strong: Trains harder than men half his age

John Cena's strength is legendary

Cena recently passed the big 40, but you wouldn't know that by looking at his physique.

Even though John has nothing left to prove in the sport, he still trains like he's trying to make it up the ladder. While he could easily coast on his reputation alone, John is trying to reach new fitness goals and become more powerful than ever.