Whether or not a 16-year-old boy can grow taller depends on whether or not the epiphysis of the bones is closed, and in general, at age 16, when he is in the developmental stage, he can still grow taller. Height is related to physical health, nutritional supplements, genetic factors, and the start of puberty. If the epiphysis of a 16-year-old boy has not closed, he can still grow taller. The vast majority of boys at 16 years old have not closed their epiphyses and should still grow taller. However, there are some individual differences. Some boys start to grow earlier and their epiphyses close earlier, so they will not grow any more. The final adult height of a child is closely related to genetic factors. In addition, adequate nutrition, drink more milk, usually adhere to the exercise, sleep enough, is conducive to growing taller.