Wilder: I said that Jarrell Miller was using DCs – he's not one of them

WBC heavyweight champion Deontay Wilder believes that boxing has a lot of fighters who illegally use performance enhancing drugs.

Wilder had three fights that collapsed due to the failure of his opponents to pre-fight drug testing.

On Saturday night, he will face mandatory challenger Dominic Breazeale in a televised main event broadcast by Showtime at the Barclays Center in Brooklyn, New York.

A few weeks ago, the heavyweight division was back in the spotlight of the PED, after Jarrell Miller had failed three drug tests before the fight and was removed from a planned fight with champion Anthony Joshua IBF, IBO, WBA and WBO.

Miller was positive for the banned drugs EPO, GW1516 and HGH.

Some time ago, Wilder had stated that he thought Miller was using performance enhancing drugs, but he thinks there are many others.

Wilder told BBC Sport: "I think a lot of sports have a doping problem, not just boxing – it's over."

"I said Miller did some things and he's not the only one. This is the saddest part. These guys, they think smart. They are trying to play with the system because a drug is caught there. is another behind that is created that we do not have the technology to detect.

"And there are a lot of fighters working on it, I know the doctors who do it for them, it's a pity it's boxing, it's a brutal sport, people always want to question me about things that I Say, like killing a man in the ring, it's one thing about my words, but it's something else about my actions.

"But when you have guys who put things in their bodies, improve their bodies to do something that they are not supposed to do … Put some drugs that cause cancer to rats and give you some" endurance to do certain things, their actions speak louder than words. "