It is normal for a 14-year-old boy to have discharge. Seminal emission marks the development of secondary sexual characteristics in boys, which has entered a mature stage and is an important sign of sexual development. According to epidemiological surveys, the time when the first seminal emission occurs in Chinese children is usually between 14-14.5 years old, so the age range when the first seminal emission occurs in boys is between 12-18 years old and seminal emission is normal. The development of secondary sexual characteristics in boys is normal at the age of 11-12. The earliest development of secondary sexual characteristics is the increase of testicular volume and penis enlargement, followed by the phenomenon of seminal emission. The phenomenon of seminal emission is not always present in all boys, and some may not have it or it is not obvious. But 14-year-old boys have secretions in their underwear is a normal phenomenon, you need to tell your child to avoid mental anxiety or lack of understanding, tell your child not to be too nervous, all boys have to go through this process, this is a normal human physiological development process, do not produce bad psychology.