You can learn some knowledge, but being a fitness instructor is not enough, because online fitness instructors can't know your physical condition in the real world, and they can't make a more accurate judgment on your physical condition. In the real world, experienced personal fitness instructors can learn about your body through on-site equipment, or you can learn about your body by asking questions and judging your posture and temperament on the spot.

On the other hand, many private online fitness teaching do not have the relevant teaching qualifications, and the relevant websites have not conducted qualification surveys to achieve the click-through rate, which leads to the confusion of private online fitness teaching, which is undeniable. "There is no shortage of online fitness coaches, but these coaches are often not good at online marketing or cooperation with websites, so it is difficult to get a good click-through rate.