The symptoms of growing pains in infants are usually irritability and waking up easily at night. Infants may experience growing pains during the mastocytosis period, which is a normal physiological phenomenon. During this period of time, babies are likely to be irritable and restless, especially during the nighttime sleep, they may not sleep soundly and wake up easily, mainly because of muscle pain and lower limb pain during the mastocytosis period. In addition, when the baby is in the masturbation period, due to the rapid growth and development, the amount of food will also increase sharply, and it is very likely that there will be underfeeding. Parents must pay attention to observe the baby’s violent long time, ensure that the baby nutrition is sufficient, if the pain is more obvious, can be appropriate to the lower limbs of the area of hot compresses and massage, relieve the pain.