Functional fitness and group training have never been more popular and both are currently among the fitness industry’s hottest trends. Born from the popularity of CrossFit-style box gyms, functional fitness and group training has spread to every corner of the commercial and vertical fitness markets. Once found mostly in specialty studios, personal training facility, and the aforementioned CrossFit boxes, increasingly the two are found in larger traditional gyms, schools, police and fire, military and other facilities. Functional fitness rooms are typically large open spaces with primitive equipment...