The Briton suffered two straight defeats to the Ukrainian last year and earlier this year unexpectedly announced his decision to hang the gloves on the nail.
"I don't think it's true. When Tyson relaxes and rests, maybe he'll come back. If you do boxing for a long time - 10, 15, 20, 25 years - it becomes like a drug. If you don't come to training one day, you feel empty. At least that's how it is for me.
I work out every day, but I don't box every day. Sometimes I do crossfit and running exercises. I do boxing only in my camp," Usyk is quoted by talkSPORT.