2 hours 39 minutes is an incredible marathon time and when you are balancing your training with an intense work/personal life it makes it even more impressive.John describes work life balance when it comes to great athletic performance, hard lessons learned from his first marathon and how to train optimally when you enjoy a range of sports like running and gaelic football.We also touch on injury prevention for running as well as running economy (gear, stride and how much technology is too muc...