This strength training guide for ultra runners offers tips on how to incorporate it so you are ready to handle the demands of ultra running. Learn the best exercises for climbing power, downhill control and trail stability — from a certified running coach and experienced ultra runner.

Aimee Kohler, founder of The Running Kind, was on a quest to learn how to how to find a greater purpose. Now she hosts gnarly trail and ultra races in the Northeast with a mission rooted in sustainability, inclusivity, and community.

Here is why strength training is essential for runners, how to incorporate it into your routine, and the best upper body exercises to improve performance and prevent injury.