
This should not even be considered a problem before the child is 3 years old, as children develop bladder control at different times. Normally by the age of 3 yrs 85% are dry by day and night barring an occasional accident.
Causes
Most enuresis is caused by a slow development of bladder control, Some anxiety, psychological upsets such as parental rows or a new baby can be implicated.

Other causes are
- Urinary tract infection
- Congenital bladder abnormality
- Juvenile diabetes
- Worms