Hair loss in high school students is considered to be caused by excessive mental stress, endocrine disorders, hair coloring and perming and other factors. 1. Excessive study pressure: high school students are under greater pressure, excessive pressure can easily cause anxiety, resulting in hair loss, by adjusting the mentality can be improved. 2. Endocrine disorders: high school students are in puberty, puberty androgen levels in the body is relatively high, androgen is too high will cause the scalp follicle secretion of excessive oil, causing seborrheic dermatitis, seborrheic alopecia and so on. 3. Hair dyeing and perming: After hair dyeing and perming, the hair suffers physical and chemical damage, and the hair is damaged and easy to fall out. There are many factors that cause hair loss in high school students, it is recommended to go to the hospital, clear the cause of the disease and then actively treat it.