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  1. Blood clots during menstruation: A concern? - Mayo Clinic

  2. Heavy menstrual bleeding - Symptoms and causes - Mayo Clinic

  3. Heavy menstrual bleeding - Diagnosis and treatment - Mayo Clinic

  4. Heavy periods: Can folic acid help? - Mayo Clinic

  5. Blood in urine (hematuria) - Symptoms and causes - Mayo Clinic

  6. Menstrual cycle: What's normal, what's not - Mayo Clinic

  7. Postpartum complications: What you need to know - Mayo Clinic

  8. Pulmonary embolism - Symptoms and causes - Mayo Clinic

  9. Vaginal bleeding Causes - Mayo Clinic

  10. Bleeding during pregnancy When to see a doctor - Mayo Clinic