Mike Tyson vows to make lifestyle change to become ‘nasty’ for Jake Paul fight [Video]

Mike Tyson is intending to take his fight with Jake Paul seriously.

The heavyweight legend has posted regular training footage as he prepares to face YouTube star Paul on July 20, despite being set to step in the ring at 58 years old.

Eyebrows have been raised over the health of the former undisputed world champion, who regularly smokes cannabis, and was seen using a walking stick just a matter of months ago.

And in a plan to make sure he is in peak physical condition, Tyson has suggested he is planning to stop using cannabis.

He was asked why he smokes during an interview, to which he replied: “I don’t know, maybe it has something to do with my tripolar tendencies or something.

“But I don’t think I am going to smoke for this fight. I think I am going to be very irritable …