Dan Pronk part one: Author and speaker who tried and failed to be a professional triathlete, so studied medicine on an army scholarship, passed selection for the SAS and served on over 100 combat missions in Afghanistan. He talks to Jamie Mackay about what dairy farming has in common with being in the military.

Dan Pronk part two: The key note speaker at SIDE talks to Jamie Mackay about the problems with alcohol when it comes to stress; how cell phones may be interrupting your sleep, and why being grateful can help build resilience.

See omnystudio.com/listener for privacy information.