Cross training for runners is, at it's core, just doing any other exercise other than running. Some examples of cross training workouts include yoga, pilates, cycling, swimming and other strength-focused workouts. The purpose of cross training for runners is to mix other workouts into your training schedule to strengthen muscles that don't usually get used while running (but that can help stability and prevent injuries). Read on for more in-depth explanation of why runners need cross training and what types are the best for runners. What is Cross Training for Runners and Why Do We Need it? One could argue