• Enuresis (nocturnal): Nighttime bed-wetting 
  • Enuresis (diurnal): Daytime urine accidents

Twenty percent of 5-year-old children and 3 percent of 10-year-olds wet the bed. As many as 1 percent of 18-year-olds wet the bed. It tends to be more common in boys. It is normal for children under the age of 7 or 8 to wet the bed.