United Kingdom, Dec. 19 -- Anthony Joshua believes his boxing career has suffered because he has been "distracted" by things outside of the sport in recent years.

The British fighter will return to the ring for the first time in over a year when he takes on YouTuber Jake Paul on Friday (19.12.25) and has stressed that he is fully committed to the sport again after taking his eye off the ball and focusing on his business ventures.

Joshua told reporters: "I went off track for a few years, I was doing a lot of stuff, man.

"I was watching a [Mike] Tyson video, with Cus D'Amato, and he said: 'Your mind's not on your work, something's distracting you.' He said that to Tyson.

"And I said: 'That's it! I've been too distracted.' And that's whe...