It may be normal for a child to have a period at the age of ten, which is an important sign of the maturation of a girl’s reproductive function during puberty. Aunt is the common name for menstruation, it is a woman’s uterine endometrium regular shedding and bleeding formation of vaginal bleeding, most girls first appeared menstruation at the age of 13 ~ 14 years old, but by the genetic, nutritional and body weight and other factors, the age of the first menstruation of some girls may be as early as 10 years old or delayed to the age of 16 years old, so the child 10 years old to menstruation may be normal, the parents do not worry too much. Need to pay attention to ten-year-old girls first period, parents should do a good job of sex education, do not let the child have pressure, do not strenuous exercise, to do a good job of hygiene protection, keep the vulva clean.