How much a girl can grow after her first menstruation is determined by her own development, and there is no specific standard. The first menstruation of a girl indicates that she enters puberty, under normal circumstances, the development of all aspects of the body will gradually accelerate, the height will also grow rapidly, the specific growth rate should be decided according to their own development, some girls may grow taller, some girls may grow taller, there is no specific standard. Height growth is affected by many factors, such as genetics, nutrition, exercise, sleep and so on. Adolescent girls want to grow taller, should maintain adequate nutrition, eat more lean meat, eggs, milk and other high-protein foods; maintain adequate sleep, avoid staying up late; participate in sports, enhance physical fitness, all help to promote the growth of height. After the first menstruation of the girl, if there is an abnormal growth in height, it is recommended to go to the regular hospital in time, under the guidance of the doctor to do the relevant examination, to clarify the cause of the disease, symptomatic treatment, so as not to affect the development of the body.