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Lauren Streicher, MD, professor, clinical obstetrics and gynecology, Feinberg School of Medicine, Northwestern University.
American College of Obstetricians and Gynecologists: "FAQ193: Heavy Menstrual Bleeding," "FAQ095: Abnormal Uterine Bleeding," "FAQ046: Dysmenorrhea: Painful Periods."
CDC: "Heavy Menstrual Bleeding," "Pelvic Inflammatory Disease (PID) -- CDC Fact Sheet."
Mayo Clinic: "Menorrhagia (heavy menstrual bleeding)," "Amenorrhea," "Endometriosis," "Uterine polyps," "Symptoms of pregnancy: What happens first."
WomensHealth.gov: "Iron-deficiency anemia," "Your menstrual cycle."
PCOS Awareness Association: "PCOS Symptoms."
Center for Young Women's Health: "My period keeps on coming early, what should I do? Is this serious?"
UCLA Health: UCLA Obstetrics and Gynecology: "Fibroids," "Birth Control Pills: All Guides."
GirlsHealth.gov: "Types of STDs (STIs)."
Cleveland Clinic: "Dysmenorrhea," "Hormone Headaches and Menstrual Migraines."
IQWiG via PubMed Health: "Period pain: Overview."
Migraine Trust: "Menstrual migraine."
Reviewed by Traci C. Johnson, MD on July 31, 2020
This tool does not provide medical advice. See additional information.
THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.
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