Hi i finished my period last week it took longer to come then usual and i had cramps and spotting 4 days before my period.i started bleeding again as ?

Question cut off: Reasons for irregularity include weight gain or loss, breastfeeding, alcohol use, eating disorders, marked emotional stress, endometriosis, uterine fibroids, cervical polyps, polycystic ovarian syndrome, excessive exercise & pregnancy. When a girl has just started menstruating & around the time of menopause periods can be irregular.