When do boys stop growing and developing?

Jun 24, 2024 Source: Cainiu Health
Disease description:

The child is already 8 years old, but his development in various areas is slower compared to peers, especially his height. I would like to know when boys typically stop growing and developing.

Doctor's answer (1)
Dr. Zhou Xiaofeng
The time when boys stop growing and developing is not fixed, but generally occurs around 18 to 19 years of age. This timing is influenced by multiple factors, including genetics, living environment, and nutritional status. Specifically: 1. Genetic factors: A child's height and growth rate are often influenced by family genetics. 2. Pubertal development: Puberty in boys usually begins between 11 and 12 years of age and lasts for 5 to 7 years. The end of puberty typically marks the cessation of growth and development. 3. Nutrition and exercise: Adequate nutrition and appropriate physical activity are essential for normal growth and development. Nutritional deficiencies or lack of exercise may affect the growth rate. 4. Special conditions: Certain conditions, such as precocious puberty or constitutional delay of puberty, can also influence the timing of growth cessation. Precocious puberty may cause boys to stop growing as early as around 15 years of age, whereas boys with constitutional delay may continue growing beyond the age of 20.