More than 140,000 people worldwide died from measles last year, most of them younger than 5

Measles is a highly contagious infectious disease caused by the measles virus. Symptoms usually develop 10–12 days after exposure to an infected person and last 7–10 days. Initial symptoms typically include fever, often greater than 40 °C (104 °F), cough, runny nose, and inflamed eyes.

Measles is a childhood infection caused by a virus. Once quite common, measles can now almost always be prevented with a vaccine.

Also called rubeola, measles can be serious and even fatal for small children. While death rates have been falling worldwide as more children receive the measles vaccine, the disease still kills more than 100,000 people a year, most under the age of 5.

Key facts
Even though a safe and cost-effective vaccine is available, in 2017, there were 110 000 measles deaths globally, mostly among children under the age of five.

Measles vaccination resulted in a 80% drop in measles deaths between 2000 and 2017 worldwide.
In 2017, about 85% of the world's children received one dose of measles vaccine by their first birthday through routine health services – up from 72% in 2000.

During 2000-2017, measles vaccination prevented an estimated 21.1 million deaths making measles vaccine one of the best buys in public health.

https://www.mayoclinic.org/diseases-conditions/measles/symptoms-causes/syc-20374857