Hold Fast We train strength in the gym to improve performance outside, but it’s indirect. What we’re really doing by getting stronger is reducing the chances of training-related injuries and increasing our capability to do physical work, both of which enable us to do more climbing when the time comes. In the 2019 book Unstoppable Force, the authors put forth a simple philosophy on strength training for rock climbing, and underscored how simple the implementation of such a program could be. In this companion book, we look at important additional ideas, new workout templates, and advanced concepts, to help keep your strength training moving forward