The effect varies from person to person, you can try, belongs to a kind of dietary therapy, can not replace the medication, aphrodisiacs, strengthen physical exercise is the key, more to do Tou Shuai Gong: palm of the hand from the bottom of the scrotum upward Tou, rubbing the scrotum, to play a massage of the testicles, to enhance the role of kidney essence. Once in the morning and evening, each time about 30 times. Note, do not be too hard, the scrotum skin is weak, easy to damage