The advantage is that you can exercise and relax your body and even your brain; But the downside is that there are many people and the air is not good. Without professional guidance, the body will collapse and it is easy to develop the habit of blindly comparing and blindly pursuing weight.

Of course, both good and bad can be mediated. If it is well controlled and gradual, there is no harm. Of course, don't overdo it. Too big muscles can also inhibit bones ~ ~ ~ Life lies in exercise ~ ~ more exercise.