When I talk to clients about training in the gym, the main focus is about fast twitch muscle fibers, and for good reason! They have more mass, create more force, bring in more blood volume and personally I think are more fun to train. However, I've been experimenting with their partner, the slow twitch fibers. There are two primary reasons that I have incorporated some slow twitch training in my program and with my clients. First is that they are still muscle fibers and t