Key points
- Measles is an extremely contagious respiratory virus. It is most dangerous for children under age 5, and can lead to pneumonia, blindness, and death.
- Measles can be prevented with two doses of vaccine, yet it still claimed an estimated 107,500 lives worldwide in 2023. Most were unvaccinated children. Also in 2023, nearly 22.2 million children missed their first dose of measles vaccine.
- These photos show how people's lives around the world are affected by measles.
Photos





