"Masturbation, in other words, masturbation, if not done in the right way, inhibits the secretion of female hormones and causes irregular menstruation." I recorded the whole story.
KRMV-922 Record Of A Obstetrician And Gynecologist Who Guidance On Masturbation To School Girls As Part Of Treatment "If You Do That, You Can't Feel Orgasm, Can You?"
                 
                  KRMV-922
                                    12 Nov, 2010
                                                      08:00:00
                                                
                
       
                Country
                            Japan