Men remember it! In the abbreviation PMS, the letter P indicates premenstrual - it is not the menstruation itself, it is the days before it, about a week before the blood itself. During PMS, nothing can prevent a girl from giving you, except an unexplained desire to kill you, and then cheer, and then eat chocolate. Do not confuse. I apologize, quoted, for the release of the girl from the physique about the cause of menstruation and the "former" guy who called it PMS...