Motherhood and Pelvic Health (MAP Study)

"* Pelvic Organ Prolapse Quantification exam (3rd tri, 8 wks and 1 yr postpartum)~* Intra-abdominal pressure measure. At 8 weeks: IAP during lifting 12.5 kg and abdominal muscle endurance testing. At 1 year: IAP during lifting 17.5 kg and abdominal muscle endurance testing.~* Accelerometry: Wrist accelerometer (objective quantification of physical activity) x 1 wk 2-3 and 5-6 wks and 6 mo postpartum.~* Measures of strength and body habitus:~ 8 weeks and 1 year postpartum: Abdominal muscle endurance Abdominal adiposity Body mass index~ 1 year postpartum: Pelvic floor muscle strength: tested using a Peritron manometer Body composition: using air displacement plethysmography using the BodPod~* Qualitative interviews: A smaller number of participants will be purposefully selected for the qualitative interviews in order to understand examples of the postpartum sensations and experiences of women with a wide variety of characteristics and from various social and cultural settings."