COVID-19 is a rapidly evolving situation. When working in different community settings, follow CDC guidance to help prevent the spread of COVID-19. Visit www.cdc.gov/coronavirus for the latest public health information.
Diseases that can be prevented by vaccines remain major causes of illness and death for people of all ages in the United States.
On-time vaccination throughout childhood helps provide immunity before children are exposed to potentially life-threatening diseases. Vaccinations later in life are important because immunity from childhood vaccines can wear off over time and adults are also at risk for different diseases.