After all, personal education is a professional coach, and keeping up with the progress will naturally have an effect. Of course, as long as you have strong willpower and are not a professional bodybuilder, it is not bad to open a general private class, so that the coach can guide you to get started and learn the use of equipment. Just keep practicing by yourself in the future. One of my classmates is like this. He can see the obvious effect in 2-3 months, and now he is possessed, hahaha ~