has anyone had bright red blood for a few hours and stop but no dark blood and haven't had a period since ivf 7-31-09 its 40 days 2 blood pregnancy tests neg. all the symptoms breast size increased and sore, headaches, tiredness,nausea going to regular ob gyn monday he said do not take a presc. to make me start, but have not had pregesterone since day 13 after implantation. anyone and or any help greatly appreciated