Suggestion: You must pay attention to the questions you mentioned and answer them for you as follows. Hello, I am an expert in Changzhou Huashan Plastic Surgery Hospital. If you want to remove hair, you should choose a permanent hair removal method to completely solve the hair problem. Permanent hair removal methods include not only laser hair removal, but also freezing point hair removal and photon hair removal. Are permanent hair removal methods, without any harm or side effects. The effect is very good, and a large area of hair can be completely removed without affecting the perspiration function of the human body.