Ejaculation in 12-year-old boys is not directly related to the development of height, and how tall a 12-year-old boy can grow specifically is related to genetics, acquired nutrition, exercise and sleep and other factors. Ejaculation on behalf of the boy into puberty, is the normal growth and development of boys and sexual maturity of the important performance. Puberty is often an important period of height development, if the parents are taller, then the child’s genetic height will generally be higher, and later can also be supplemented through nutrition and exercise to promote the development of height. Nutritional supplements such as milk, which is rich in calcium and proteins, are also helpful for bone growth. You can also promote the development of your child’s height through sports and exercise, such as playing badminton, basketball and running, because exercise can promote the secretion of growth hormone, but also strengthen the blood supply of bone cells, which is conducive to growth. Ejaculation in boys will not affect the development of height and there is no need to worry too much. However, if the spermatorrhea of boys is more serious and frequent, parents should take their children to the hospital in time.