John Clark is a former Britain's Natural Strongest Man (two times!) who is becoming an Ironman triathlete. Meanwhile, for the past few months, he's been training with Taren to build up run durability, to complete 48 marathons in 48 UK counties in 48 days later in 2021.  On the podcast, Taren and John discuss how his training has been going, some of the strategies they've employed, and more.