Chronic headache and back pain have an excess prevalence in women as compared to men. This study uses a single survey that uses logic to assess for association between childbirth and chronic headache and between childbirth and chronic back pain using screening questions. The questions are, "Do you suffer from chronic headaches" and "Do you suffer from chronic back pain". Depending on the answer to the screening question, the subject will be given further questions only related to the syndrome that they endorsed.
Arm 1) There is an association between chronic headache and childbirth over and above raising children. Secondary outcomes are temporal association between onset or worsening of headache and childbirth, association between migraine headache and childbirth, association between chronic headache and anesthetic complications.
Arm 2) There is an association between chronic back pain and childbirth over and above raising children. Secondary outcomes are temporal association between onset or worsening of back pain and childbirth, association between chronic headache and anesthesia.