Two-time heavyweight champion Tyson Fury believed a number of people - including his wife Paris - were trying to kill him as he suffered panic attacks.
During his time out of the sport, Fury battled depression and anxiety - which he has discussed openly in numerous interviews.
He unofficially retired in 2015 after defeating Wladimir Klitschko to secure the unified titles in 2015. After the fight though, he would have serious mental health issues, developing paranoia before having panic attacks.
Fury revealed on the Joe Rogan Podcast that he suffered a panic attack whilst driving one day and thought he was having a heart attack.
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