A member asked:

Why did my period come a week early?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

Possible reasons: Reasons for an early period can include endometriosis, emergency contraceptives, changes in hormones, polycystic ovarian syndrome, chemotherapy for uterine cancer, perimenopause, eating disorders, intense dieting (especially w high carb diet), marked weight gain, significant over-exercising* anovulatory periods.

Answered 4/12/2015

4.8k views

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