The child’s nighttime bedwetting does not wake up to urinate, before the age of five years old is due to imperfect development, after the age of five years old may be due to pathological reasons, such as antidiuretic hormone secretion is too small. Before the age of five, the child’s urinary control center as well as sleep wake function development is not perfect, so there will be nighttime bedwetting can not wake up to urinate, so parents in the child after the age of one year should cultivate the child urination wake up habit. If the child still wakes up at night after the age of five, it may be caused by pathological reasons, such as developmental delay, delayed development of sleep and arousal functions, low secretion of antidiuretic hormone, bladder dysfunction and other factors. Patients need to go to the hospital for examination and treatment to improve the symptoms of bedwetting if they are not feeling well.