Key facts Measles is one of the leading causes of death among young children even though a safe and cost-effective vaccine is available. In 2010 there were 139 300 measles deaths globally – nearly 380 deaths every day or 15 deaths every hour. More than 95% of measles deaths occur in low-income countries with weak health infrastructures. Measles vaccination resulted in a 74% drop in measles deaths between 2000 and 2010 worldwide. In 2010 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.