Injuries that look like sprains in adults can be fractures in children. Children are more susceptible to fractures, because their bones are still growing. Children's growth spurts can make for increased risk of injury. A particularly sensitive area in a child's body during growth in the bone. Growth plates are weak spots in a child's body and can be the source of injury if the child is pushed beyond his limit athletically.
Ice is a universal first-aid treatment for minor sports injuries.