“…Pain after delivery, including headache, perineal pain, abdominal pain, back pain, and nipple pain (Cheng and Li, 2008;Woolhouse et al, 2014), is one of the most prevalent postpartum symptoms (Nikpour et al, 2013;Woolhouse et al, 2014) and is negatively associated with the quality of life after delivery (Baghirzada et al, 2013). A history of pain is associated with postpartum depression (Eisenach et al, 2008;Watkins et al, 2011).…”