What is the usual cause of hair loss

Hair loss is mainly seen in androgenetic alopecia, patchy baldness, postpartum alopecia, and hair loss caused by malnutrition, etc. The causes may be related to abnormal levels of androgen secretion, psychiatric factors, abnormal levels of estrogen secretion, and malnutrition.
1. Seborrheic alopecia: also known as androgenetic alopecia, it is related to the damage to hair follicles caused by dihydrotestosterone after the metabolic conversion of androgens.
2. Patchy baldness: hair loss caused by patchy baldness is directly related to excessive mental stress, and also related to diabetes, hypertension and other underlying diseases.
3. Postpartum Hair Loss: It is mainly related to the decrease of estrogen secretion level in women’s body after giving birth.
4. Malnutrition: Hair loss caused by malnutrition is related to factors such as prolonged inadequate nutritional intake or excessive nutritional loss.
Due to the different types of diseases, the cause of the disease may also have certain differences, specific cases are recommended to the hospital in a timely manner to consult a doctor to clarify the cause of the disease, under the guidance of the doctor to standardize the treatment.