CrossFit is performing constantly varied, functional movements, at high intensity. Functional movements are the core movements of life, and reflect the best aspects of weightlifting, gymnastics, running, rowing and more. They are best suited for moving large loads long distances, and maximizing work capacity. The aim of CrossFit is to forge a broad and inclusive fitness supported by measurable, observable, and repeatable results. WOD classes are led by a coach; each class is an hour long, consists of a warm up, skill or movement instruction and practice and workout.