North America has three other large outbreaks. The longest, in Ontario, Canada, has resulted in 2,276 cases from mid-October ...

Health officials in Illinois and North Dakota say their states' measles outbreaks are over, pointing to a continuing slowdown ...

Measles can survive for up to two hours in the air in a space where an infected person has been, sickening up to 90% of ...

Measles cases have spread to 12 counties in Kansas, according to the Kansas Department of Health and Environment’s 2025 ...

Earlier outbreaks in Illinois, Indiana, North Dakota, Ohio, Pennsylvania and Tennessee are over. Cases and outbreaks in the U.S. are frequently traced to someone who caught the disease abroad.

Health officials in Colorado say its measles outbreak is over. The U.S. added 10 new cases this week for a total of 1,319. States with active outbreaks include Arizona, Georgia, Iowa, Kansas, ...

The New York State Department of Health (NYSDOH) is warning people who visited the emergency department on certain days, at ...