Trail running isn’t for sissies. Knocking out miles while traversing singletrack trails, hopping over rocks, and adjusting your stride length to climb and descend hills requires more stability and control than running on a predictable sidewalk. This is exactly why cross-training is so important for trail runners. By incorporating the right moves, you can overcome muscular imbalances that often lead to injury while improving your overall coordination and control. For that, Richard Wilcock, a Certified Strength and Conditioning Specialist, suggests a program focused on developing unilateral strength, balance, and coordination — like the one below.