Police said investigators discovered "evidence of possible biological material to include refrigerators with vials containing unknown liquids." ...

Health officials warn of potential measles risk at LAX and Disneyland after international traveler's visit. Here's what to know about windows of exposure.

As of Jan. 30, the CDC reports 588 confirmed measles cases in the U.S. this year. The majority — 58% — have been in children ages five to 19.

Travelers visiting Disneyland, the Los Angeles International Airport, and regional areas in Los Angeles may have been exposed ...

California public health officials reported another 6 measles cases in the state. Exposure may have taken place at Disneyland and LAX, they said.

San Francisco public health officials issued a health advisory after identifying a tuberculosis outbreak in a private Catholic high school.

Measles cases in NorCal and SoCal after exposures at Disneyland, LAX and Shasta County; officials urge Californians to check ...

Seven different species of rattlesnake can be found across California. The most common is the western rattlesnake, which ...

The infected person traveled on Jan. 28.

You'll have to watch for symptoms through February, health officials said. What if you're already been vaccinated?

Consumers should "check their pantries and dispose of the product affected by this recall," according to the U.S. Food and Drug Administration.

Dozens of routinely updated CDC databases have gone quiet. Here’s what states and medical societies are doing to preserve U.S ...