I had unprotected intercourse with my bf on 26th april(it was after a long time, maybe 6 months gap), ever since then i am experiencing either constipation on some days, the very next day i even felt dizzy. experiencing a lot of hairfall exceptionally high suddenly, finger nails are breaking and have become very soft (not happened before), my menstruation cycle was supposed to begin on the 4th of May, but it began very late at night on 5th may, cycle stopped on 8th morning, became absolutely zero.. i am now in a fix.. i hope everything is fine.. plz help.. i am very worried.. got my exams in less than a month