Ready to take on your first (or next) 100K ultramarathon? This 24-week training plan is designed to help you build durability, manage fatigue, and execute with confidence over longer distances. This isn’t just a schedule of miles. Every workout includes clear coaching guidance so you know how it should feel, when to adjust, and how to stay consistent as training becomes more demanding. WHO THIS PLAN IS FOR: This plan is ideal for runners who can comfortably run 45–50 miles per week and have ...