Endurance Training What is the 80 20 rule in Ironman? February 6, 2026 by Myaya | Leave a Comment The 80/20 rule in Ironman training refers to a strategic approach where 80% of your workouts are performed at a low intensity, while the remaining 20% are at high intensity. This principle helps athletes maximize performance and reduce the risk of injury by balancing endurance and speed training. What is the 80/20 Rule in Ironman […] Read more ยป