The document outlines the 4 stages of labor: 1) First stage from 0-10cm dilation with early, active, and transition phases. Nursing care includes assessments, comfort measures, and pain management. 2) Second stage from 10cm dilation until birth. Nursing focuses on support during pushing and preparing for delivery. 3) Third stage is from birth until delivery of placenta. Care includes newborn assessments and supporting breastfeeding. 4) Fourth stage is the recovery period for 4 hours postpartum with assessments and comfort measures.