The Shah humiliated the Mongol emissaries and put them to death, another unforgivable offense to the Mongols. Genghis declared war, and although the Mongols took many rich cities with frightful bloodshed, they had barely touched the frontiers of the vast Persian Empire.
This is often call Post Menstrual Dysphoric Disorder. All of the maladies that can occur during the premenstrual stages and the period stage are also possible during PMS. The only difference it seems between pms and PMS is that post menstrual syndrome happens after the period, when menstruation is complete.
Doctors have not pinpointed the exact cause of PMS, but many believe it is linked to changing hormone levels. Following a girl's period, the amounts of estrogen and progesterone (female hormones) in her body increase. Then about 1 week before her period starts, levels of both of these hormones begin to fall.