Medically reviewed by: Medical Director at First Response Healthcare Ensuring good health and well-being of children is one of the most important priorities of parents and caregivers. Prevention of usual childhood diseases is crucial to ensure healthy development and reducing the incidence of common childhood illnesses and symptoms that can disrupt a child’s growth and quality of life. If you’ve been wondering about how to prevent common childhood diseases, here are ten effective strategies for prevention of usual childhood diseases, along with insights into symptoms of common childhood illnesses, and the importance of pediatric care.