When Paddy Holohan discovered mixed martial arts as a teenager, it was the first time his life settled into something approaching focus.Far removed from the chaos of the outside world, every bout reduced that maze of hardship to one simple proposition: survive – a task made all the more unlikely given Paddy's rare form of haemophilia, which he kept secret from the MMA world for years.For the duration of his career, he was never more than one misplaced strike away from the e...