Heavy menstrual period | Symptom Checker
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What causes heavy menstrual period? 14 possible conditions

See a list of possible causes in order from the most common to the least.


Heavy, Prolonged, or Irregular Menstrual Periods

The duration and severity of menstrual bleeding varies from woman to woman. It's known as menorrhagia if a woman's menstrual period is excessively heavy, prolonged, or irregular.

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Fibroids are abnormal growths that develop in or on a woman's uterus. Learn about fibroids' major indicators, including heavy bleeding, pelvis pain, cramping, and bloating.

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Endometriosis is a disorder in which the tissue that forms the lining of your uterus grows outside of your uterine cavity. The lining is called the endometrium.

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Gonorrhea is a sexually transmitted disease that affects warm, moist areas of the body. Early symptoms include pain when urinating and discharge.

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Endometrial Cancer (Cancer of the Uterine Endometrium)

Cancer of the uterine endometrium, or endometrial cancer, is a type of cancer that starts in the inner lining of your uterus called the endometrium.

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Dysfunctional Uterine Bleeding (DUB)

Dysfunctional uterine bleeding (DUB) is a condition that affects nearly every woman at some point in her life. Also called abnormal uterine bleeding (AUB), DUB is a condition that causes vaginal bleeding to occu...

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Low Platelet Count (Thrombocytopenia)

A low platelet count, or thrombocytopenia, can range from mild to severe, depending on the cause. The symptoms can sometimes include severe bleeding.

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Acquired Platelet Function Disorder

When your platelets don't function properly, it is known as a platelet function disorder. "Acquired" platelet function disorders may be caused by medications, diseases, or foods.

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Hemophilia is an inherited bleeding disorder in which you lack or have low levels of clotting factors. This keeps your blood from clotting.

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Factor X Deficiency

Factor X deficiency, also called Stuart-Prower factor deficiency, is a condition caused by not having enough of the protein known as factor X in your blood.

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Factor VII Deficiency

Factor VII deficiency is a blood clotting disorder due to a deficiency in factor VII, a protein produced in the liver. It can cause bruising and soft tissue bleeding.

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Factor V Deficiency

Factor V deficiency is a very rare blood clotting disorder that results in slow or prolonged blood clotting after an injury or surgery.

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Von Willebrand Disease

Von Willebrand disease is a bleeding disorder that occurs due to a deficiency of von Willebrand factor. Learn about the symptoms and treatment.

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Idiopathic Thrombocytopenic Purpura (ITP)

Idiopathic thrombocytopenic purpura (ITP) is a disorder in which the blood doesn't clot normally. This can cause excessive bruising and bleeding.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.