Be aware that primary enuresis is often believed to happen for one of two reasons. First the child has an immature bladder either in a physical sense or a neurological one and secondly, the child falls into a very deep sleep and is unaware that the bladder has sent a message to the brain that it is full and needs to be emptied. As well primary enuresis is believed to have a genetic link and may not be something a person can help. Adult Bedwetting