At the age of 35, men have reached adulthood and will not develop any more after they reach adulthood. The male genital organs will not develop twice and become bigger, but will only become bigger when they are sexually stimulated. Men in puberty growth and development stage, all organs of the body, including the sex organs, as well as sexual function are in the development stage, as an adult, to the age of 35, the physiological development gradually stop, the male reproductive organs, that is, the penis, will not continue to develop and become larger. Only when men are subjected to sexual stimulation, penile congestion and erection become larger and longer penis, it is recommended that through physical exercise, enhance physical fitness, develop good habits, supplemental nutrition, sexual life should be regular, can play a certain prolongation of erection time and increase the length of the erection of the role. To summarize, if there is a penis problem, you should seek medical treatment in time.