How does pinworms harm children?

Pinworms primarily cause discomfort in children by leading to intense itching around the anus, especially at night when the female worms lay their eggs. This itching can disrupt sleep and lead to irritability and difficulty concentrating. In some cases, excessive scratching may cause secondary infections. While pinworms are generally not harmful in terms of serious health risks, their presence can significantly impact a child's quality of life.