The WHO reports more than 41,000 cases in the region in the first half of 2018.

The increase is associated with travel to Europe, where large outbreaks are occurring.

The increase is attributed to a drop in immunization rates.

Health officials announce that measles is no longer endemic to any region in the Americas, thanks to widespread vaccination.

The eradication of smallpox set the standard for the global elimination of a devastating infectious disease. Will the ongoing polio and guinea worm campaigns be as successful?

Researchers find evidence that measles vaccines reduced deaths from other infectious diseases due to “immune amnesia.”

The World Health Organization is calling for an increase in routine vaccinations for measles and other preventable diseases in Ebola-affected countries.

Decreased vaccination rates could lead to a deadlier measles outbreak, according to a study.

Genetic tests have not revealed the source of the viral outbreak that started in California’s Disney theme parks, according to the Centers for Disease Control and Prevention.