You may be at greater risk of menstrual cramps if:

  • You're younger than age 30
  • You started puberty early, at age 11 or younger
  • You have heavy bleeding during periods (menorrhagia)
  • You have irregular menstrual bleeding (metrorrhagia)
  • You've never given birth
  • You have a family history of dysmenorrhea
  • You're a smoker
May. 08, 2014

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