If your child spends too much time in the sun without sunscreen, the skin can burn. You'll see the sunburn about 2 to 4 hours after your child has been out in the sun. Minor sunburn turns your child's skin pink or red. Even after 24 hours, your child's skin may hurt, look red, and swell. A bad sunburn may cause blisters.
For broken blisters:
Your child may need to stay out of the sun or use a sunscreen every day in the summer.