Fitness instructors usually have one day off a week and seldom have weekends. There is no need to punch in on the rest day, but if members have an appointment, they still have to go to the gym for classes. After class, he can go home and rest without waiting for work.
Fitness coaches, divided into group gymnastics course coaches and personal coaches, organize bodybuilders to do planned fitness exercises or aerobics. Fitness coach refers to the staff who guide the training of members in a fitness club. Its work is interactive and targeted and charged by the hour.
Reference: Baidu Encyclopedia "Fitness Coach"