This depends on the actual situation of the individual, and this depends on the figure, weight and body fat of the individual. If you hire a coach to exercise, the effect will be better than your own training. Personal trainers are one-on-one personal trainers. Some fitness people don't know how to keep fit, and they want to achieve fitness goals such as reducing fat, shaping and slimming in a short time when they join a fitness club. Then they will choose to invite a personal fitness trainer to make a fitness plan for him and exercise with the personal trainer. Our fitness instructor training course mainly studies the professional theoretical knowledge and practical training action skills of fitness instructors.