A single-blind, randomized controlled clinical trial will be conducted between May and September 2014 at Shahid Beheshti hospital, affiliated to Isfahan University of Medical Sciences, Isfahan, Iran. This study was approved by the ethics committee at the Isfahan University of Medical Sciences. The aim of this study is to compare the effect of «evidence based care» with «routine care » on mother and newborn outcomes during normal labor and delivery. Two hundred low risk pregnant women aged 18-35 years will be randomly allocated to receive either «evidence based care» or «routine care». One hundred were allocated to intervention group and 100 to control group. The main outcome of the study including duration of active phase and second stage of labor, labor Pain intensity, frequency use of oxytocin during normal labor, frequency use of routine episiotomy, postpartum hemorrhage, spontaneous tears in perinea and vagina, method of delivery, average time of admission to discharge, mother’s satisfaction of delivery, newborns Apgar score, frequency newborns admission to neonatal ward or NICU, breast feeding during 30 minute after birth.