At the turn of spring and summer, the breeze was beautiful and the flowers were in full bloom, so the children had more time for outdoor activities. When Xuan Xuan returned home after playing in the playground after school, her mother rushed to give her a bath. Once she took off her clothes, she was surprised to find that Xuan Xuan’s breasts were raised and small hard lumps could be felt under her nipples, “Ouch! Xuan Xuan pushed her mother’s hand away. Oh my God! Xuan Xuan was only seven years old, but he had already developed! In fact, stories like this happen all the time in pediatric clinics. In fact, this kind of story happens a lot in pediatric clinics. Spring and summer is the season of precocious puberty in children, and parents often inadvertently notice changes in their children’s breasts when they are changing their clothes or taking a bath. So, what is precocious puberty? Precocious puberty is defined as the development of breasts before the age of 8 and menstruation before the age of 10 in girls and the development of secondary sexual characteristics before the age of 9 in boys. The main clinical manifestations are breast enlargement and nucleus in girls, which may be accompanied by breast tenderness, followed by accelerated height growth, pubic hair, axillary hair, increased vaginal discharge and even menstruation. In boys, the testicles and penis are enlarged, the voice changes, the moustache grows, the voice becomes thicker, the height growth is accelerated, pubic hair, axillary hair and seminal emission appear. As the child’s body changes, making them different from other children, the physiological progress beyond the corresponding psychological state at this age, the gap between mind and body plus the fear of ridicule by peers, so that precocious children are prone to withdrawal, inferiority tendencies, if not corrected in time, will induce psychological diseases. The biggest danger of precocious puberty is that it leads to short stature in adulthood. However, this does not mean that she will be tall when she grows up. On the contrary, the early arrival of the height scampering period and the advanced bone age make the bones stop growing early, and when other children start to grow taller, their epiphyses have already closed. Some data show that the lifetime height of precocious children is about 8 cm shorter than normal in adulthood. Precocious puberty must be detected and treated early. Early treatment with Chinese herbal medicine is widely used because of its exact efficacy and few side effects. According to the various accompanying symptoms of the child, such as anxious temper, dry stools, red face and night sweats, chest tightness and sighing, etc., the child will be identified as various TCM evidence types and treated with different prescriptions, such as nourishing Yin and lowering fire, dispersing phlegm and dispersing liver fire, etc., in order to “treat each person according to his or her needs” and to tailor the treatment to his or her needs. If you lose the time to intervene at an early stage and wait until your period comes, it will be quite difficult to treat. Finally, parents are reminded to avoid giving tonic products to their children, eat less livestock and poultry fed with synthetic feeds and anti-seasonal fruits, and mothers should keep oral contraceptives and other medicines to avoid precocious puberty in their children. Let’s pay attention to our children’s health, so that they can stay away from precocious puberty and grow up happily.