Childbirth, also known as labour and delivery, is the ending of a pregnancy by one or more babies leaving a woman's uterus by vaginal passage or C-section In 2015 there were about 135 million births globally.About 15 million were born before 37 weeks of gestation while between 3 and 12% were born after 42 weeks.In the developed world most deliveries occur in hospital, while in the developing world most births take place at home with the support of a traditional birth attendant.
