At present, the fitness industry is in a high-speed development stage, and the professional level of many fitness coaches is inevitably uneven. In the future, with the continuous improvement of the industry, the requirements for fitness instructors will be higher. Fitness instructors with solid professional ability will have better development in the future, while those personal trainers who fish in troubled waters will be eliminated if they don't further their studies, and those with excellent skills will become more and more popular with the increase of fitness crowd.