Clinical Research Directory

Inclusion Criteria: Mother: * Being primiparous. * Being within the first 24 hours postpartum. * Having a singleton birth. * Rooming-in with her infant during the postpartum period. * Having no physical or mental health condition that would prevent breastfeeding or participation in the study. * Being willing to regularly administer infant massage to her infant for 4 weeks postpartum. * Having no health condition that would prevent the mother or infant from receiving massage. * Being able to speak Turkish and having no condition that would interfere with communication. Father: * Being present with the mother during the postpartum period. * Being able to speak Turkish and having no condition that would interfere with communication. * Being able to regularly administer oxytocin massage to the mother for 4 weeks postpartum. Infant: * Being born at term (37-42 weeks of gestation). * Having a birth weight between 2,500 and 4,000 g. Exclusion Criteria: * The mother cannot be reached at 4 weeks postpartum. * Infant massage is performed fewer than twice per week. * Oxytocin massage is performed fewer than twice per week. * The infant is admitted to the neonatal intensive care unit. * The mother develops a postpartum complication (e.g., postpartum hemorrhage or suspected infection). * Participants assigned to the oxytocin massage group administer infant massage. * Participants assigned to the infant massage group administer oxytocin massage. * Participants assigned to the control group administer either oxytocin massage or infant massage.