California public health officials are closely monitoring two residents who recently tested positive for measles. Officials ...

Hantavirus comes from contact with rodents, especially after exposure to their urine, droppings and saliva. Read about how ...

One person has died in Texas, another in New Mexico. An infant with the virus came through LAX, and now there's an L.A. resident with the virus. Health officials are urging Californians to check their ...

Multiple measles cases emerge in California, sparking public health concerns. Learn why vaccination is a key tool to stop the spread.

California reports three measles cases in 2025 and how to prevent infection amid heightening public health concerns.

More information about the WTC Health Program is available at cdc.gov/wtc. This story was updated to include comments by U.S. Rep. Mike Lawler on Monday, Feb. 17.

Five teens have died from the flu in San Diego this flu season, according to the latest data released by the San Diego County ...

The BriefThe spread of the flu in Chicago has decreased from high to moderate in recent weeks, local health officials ...

The CDC previously said in November that travelers only ... announced over the past week in California and Arizona. A ...

Symptoms typically start within 7-14 days of exposure, but also have been known to appear as long as 21 days later. Here's ...