Fitness instructors should have certain basic fitness professional knowledge, professional training movements and skills, understand the basic nutrition of the human body, and make reasonable and scientific diet plans for members. The duty of a fitness instructor is to help customers become healthy. Customers who come to exercise need scientific fitness guidance to get healthy. Fitness instructors should have professional knowledge of human anatomy, physiology, medicine, nutrition, sports skills and so on, in addition to understanding psychology. In order to make the fitness exercise achieve the best effect, the coach should also be a "personal doctor", who should have certain health knowledge and understand the members' diet, work nature and sleep quality. Develop different training methods for different people. Our fitness courses are comprehensive, including group gymnastics, rehabilitation and gadget training.