Jason Fox, former royal marine and host of Channel 4's SAS Who Dares Wins, has also rowed across the Atlantic, walked to the North Pole and hosted his own show entering the drugs cartel strongholds of Mexico, Colombia and Peru, to reveal the brutal hidden worlds that he was once tasked with destroying. Ed talks to Jason about mental health, vulnerability and coping techniques.   See acast.com/privacy for privacy and opt-out information.