It is caused by not fully closed lumbar vertebra in spine and immaturity of the adjacent nerves that affect the innervation of the kidneys. Treatment is simple. Every night before bedtime patient should intake as many millet bird seed as is the number of its age. Take until the resolution of the problem. Drugs that standard medicine will prescribe you aim at reducing the depth of sleep or decrease in urine output. This is ridiculous. In the first case patient's sleep will be distorted and this will lead to many diseases in the short term while in the second case the reduction in urine output will make the patient hypertensive and this will give start to kidney disease due to water retention. Millet bird seed is a tested method which gives excellent results.
A book about the 50 most common diseases, how to treat them and how to avoid generally being sick.