9-year-old girl menstruation how to do

It is generally considered that the menstruation of a 9-year-old girl is caused by precocious puberty. You need to take your child to the pediatrics department of the hospital in time. After being diagnosed with precocious puberty, you need to be actively treated with estrogen-inhibiting drugs under the guidance of a doctor. You need to eat more at ordinary times. Vitamin-rich foods and proper exercise.