There is no association between older bone age and drinking pure milk, you can drink it every day. Bone age is an indicator for evaluating the development of bones, and older bones mean that the development of bones in the body exceeds the normal level for the age group. Drinking plain milk will not accelerate premature epiphyseal closure or bone deterioration, and the calcium in milk helps bone health, so you can drink plain milk every day. Bone age is generally due to the frequent consumption of fried high-calorie food, which leads to over-nutrition and increased levels of sex hormones in the body, bone development is too fast, and the epiphysis closes prematurely, and the height stops developing prematurely. It is recommended to eat less fried food and health products containing hormones, eat more seasonal vegetables and fruits, and exercise appropriately to maintain normal bone growth. Children’s bone age will also be accompanied by the symptoms of precocious puberty, once found that the appearance of secondary sexual characteristics early and height development is delayed or too high, should go to the hospital in a timely manner for sex hormone level testing, timely treatment.