The young mother writhed in the bed, moaning and sweating from the fever. Today, having a baby is a joyful occasion. One of the greatest killers was childbed fever. Stories of the fever made young women terrified of giving birth. Everyone is excited for the mother to go to the hospital and the new little baby to be born. Semmelweis did an autopsy on his friend, finding that the pathology was indeed similar to the fever that killed women in the maternity wards. The doctors often examined cadavers and then went right into the delivery room with the mothers and helped birth the babies. and before entering the maternity ward. Doctors believed that disease was caused by bad air or an imbalance of blood.