Hi..... In a normal menstrual cycle, a balance between the hormones estrogen and progesterone regulates the buildup of the lining of the uterus (endometrium), which is shed during menstruation. If a hormone imbalance occurs, mentrual irregularities occurs.... To confirm pregnancy you should undergo urinary
pregnancy test....
Answered2016-08-10 17:10:51
Let others know if this answer was helpful