I have been having irregular since last 3 months now the last time I got periods when I did regesterone course and I just got periods for 2 days and then now again its been 40 days now and I havnt yet got my periods in the meantime around 30 days from my last periods I did a sonography which stated I had a 2cms cyst and my general physician sd I could ignore that .But my concern is why is that I havnt got periods yet and I feel heaviness as if I am going to get it but not actually getting it.