David Jackson: SMASHING Ultra Marathon record!
Aug 20, 2026 · 35m
Summary
Former rugby player David Jackson joins Jenny Falconer on RunPod during his record-breaking challenge of running 50km daily for 100 days. Jackson discusses his recovery from a traumatic brain injury, the physical and mental toll of the ultra-marathons, and his mission to raise awareness for brain injury charities. He also shares insights on breathwork techniques and the communal support he has received from hundreds of participants across the UK.
Topics discussed
Introduction to Jacko's 100-day ultramarathon challenge
Jacko's brain injury history and charity motivation
The physical toll and evolution of the running plan
Daily routine, discipline, and community involvement
Nutrition, logistics, and the journey across the UK
Heat challenges and the importance of support networks
Invisible symptoms and misconceptions about brain injury
Recovery plans and the mental aspect of endurance
Stories from participants and the power of shared struggle
Advice for beginners: pacing, walking, and group running
Breathing techniques: nose vs. mouth and diaphragm control
Syncing breath with stride and the joy of running
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