Home Health 9 Childhood Illnesses: Get the Facts Health 9 Childhood Illnesses: Get the Facts By - March 28, 2024 34 0 FacebookTwitterPinterestWhatsApp WebMD shares facts on 9 childhood illnesses you may not know about: RSV, fifth disease, croup, scarlet fever, impetigo, Kawasaki disease, Reye’s syndrome, whooping cough, and hand, foot, and mouth disease.