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Symptom Checker
Step 4: Read and complete the decision guide to learn more about your symptoms.
Missed or Irregular Menstrual Periods
No matter what your age, if you're sexually active then possible pregnancy is a likely cause for irregular periods.
Contact a doctor, a nurse, or speak to your parents or some other responsible adult, such as a guardian or your teacher. You may be pregnant and you need to be sure that you are okay.
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