Fitness coaches are divided into group calisthenics course coaches and personal coaches, which organize bodybuilders to do planned fitness exercises or aerobics. Fitness coach refers to the staff who guide members to train in a fitness club. Its work is interactive and targeted and charged by the hour. Job responsibilities: 1. Maintain a good professional image, teach members correct training skills and help each member provide health protection; 2. Statistical intention member information table; 3. Provide scientific and effective training methods to achieve the expected training objectives of members in a short time on the premise of preventing sports risks; 5. Record every exercise of the members and modify the fitness plan according to special circumstances; 6. Pass nutrition and fitness, nutrition and health care guidance to members; 7. Take the initiative to ask members about their exercise feelings, opinions and ideas, and regularly organize and update members' fitness files; 8. Do a good job in venue service, lead new members to do initial exercise, and correctly guide members to use fitness equipment and facilities.