It is normal for the human body to lose 30- 100 hairs every day, so don't worry too much. However, if there is a lot of hair loss every day, accompanied by obvious hair thinning, then it may be hair loss. 13 years old, relatively young, mostly because of picky eaters, or because of the pressure of study, it is possible to stay up late studying or playing games. If you have these problems, you need to adjust yourself, and at the same time, you should go to Mengba Hair Care Center to maintain your hair and supplement your nutrition. Relatively speaking, you are young and have strong absorption and metabolism ability. If you cooperate actively, you will recover faster.