Watch: Andy Ruiz Back Training and Lightning Fast Hand Speed

Mexico’s first ever heavyweight champion — Mexican-American Andy Ruiz is back in the gym.

Best place for him surely.

As one boxing trainer pointed out to us before, maybe losing too much weight actually doesn’t suit the Ruiz Jr. boxing game as much as he thought it might.

As long as he is in shape, a good weight, fit and strong — and fast — surely he is still a big force at heavyweight if he wants to be: