Short male genital organs do not have to worry too much, the domestic adult male penis when soft, the average length of 4-10 centimeters, the length of the penis after erection is greater than 9 centimeters are normal. If you really need to grow your penis, you can choose penis lengthening surgery. Penis lengthening surgery is a kind of male genital plastic surgery, in which the superficial suspensory ligament and the deep suspensory ligament are cut off from the penis from an appropriate position, so that the cavernous body of the penis buried in the perineum is separated out, and thus the part of the penis outside of the body can be lengthened by 3 to 5 cm, but the total length of the penis is not changed. If the patient is a teenager under the age of 18, the normal development of the penis can be maintained by maintaining adequate nutrition to fulfill the development of the penis, and at the same time, care should be taken to avoid excessive sexual life and masturbation. Therefore, if the male genital organ is short, it is necessary to seek medical treatment in time, pay attention to maintain good living habits, and choose surgical methods to extend the length of the penis if necessary.