Mexico has confirmed its first case of influenza A(H3N2) subclade K, a variant commonly referred to as the "super flu," ...

Vaccines didn’t change. The virus didn’t change. What changed was the volume given to fear over facts, and the cost of that ...

South Carolina health officials say a measles outbreak is growing amid holiday travel and low vaccination rates.

The measles outbreak in South Carolina exposes the social and political roots of vaccine refusal and the broader assault on public health institutions in the United States.

How many measles cases are going undetected? Andrew Pavia, an infectious disease doctor at the University of Utah, said in some communities, getting tested means a tank of gas, missing work, finding a ...

Measles outbreaks are spreading across the U.S., and the nation is likely to lose its status as a country where the disease ...

Measles outbreaks are growing along the Utah-Arizona border and in South Carolina, where hundreds are in quarantine.

Nationally, the measles case count is nearing 2,000 for a disease that has been considered eliminated in the U.S. Many of ...

The outbreak shows no signs of slowing, likely because of the affected area’s “lower-than-hoped-for vaccination coverage,” a ...

In Arizona and Utah, an outbreak has ballooned since August. Mohave County, Arizona has logged 172 cases and the Southwest ...

Some students who remain unvaccinated are now in a second 21-day quarantine since the beginning of the school year.

Scientists are determining whether multi-state outbreaks are linked to the West Texas outbreak that started earlier this year ...