Bedwetting in children is largely physiological, for example, before the age of 5, bedwetting is mostly due to incomplete intellectual development and urinary habits have not yet developed, which is normal and does not require special treatment; when a child is older than 5 years old, bedwetting in children is largely physiological, for example, before the age of 5, bedwetting is mostly due to incomplete brain development and urinary habits have not yet developed, which is normal and does not require special treatment; when a child is older than 5 years old, frequent bedwetting is mostly pathological, with common diseases such as enuresis, occult spina bifida, overactive bladder, etc. In this case, prompt medical attention should be sought.