The U.S. saw a small increase in measles cases last week, an indicator that outbreaks are slowing down, though exposures at a ...

A combination of an uptake in measles vaccinations and a buildup of natural immunity is likely behind a decline of new ...

America's vaccination rates are walking a tightrope, and even the slightest dip in immunizations could plunge the country ...

Iowa reported its first case of measles since 2019 on Friday, the latest state to record a case of the highly contagious ...