Obstetric anesthesia or obstetric anesthesiology, also known as ob-gyn anesthesia or ob-gyn anesthesiology is a sub-specialty of anesthesiology that provides peripartum (time directly preceding, during or following childbirth) pain relief (analgesia) for labor and anesthesia (suppress consciousness) for cesarean deliveries ('C-sections'). Other subspecialty options for anesthesiology include cardiac anesthesiology, pediatric anesthesiology, pain medicine, critical care, neuroanesthesia, regional anesthesia, transplant anesthesia and trauma anesthesia.