Authorities believe carbon monoxide poisoning caused the deaths of three people found in a western Pennsylvania home this week, but investigators have yet to determine what led to the deadly exposure.

Raging winter wildfires in Los Angeles are a grim reminder of how quickly wildfire smoke can creep into your neighborhood – ...

A Louisiana resident has died after being hospitalized with bird flu, marking the first known U.S. death from the virus.

The Centers for Disease Control and Prevention (CDC) has selected University of California San Diego as one of three partner ...

A nasty stomach bug has been spreading across the country, including California, in recent months—leaving people feeling ...

The FDA has set maximum levels for lead in baby food. A new California law requires baby food makers selling products in the ...

The federal government’s deference to agriculture industry interests has put the US at risk of a public health crisis.

The nation has recorded its first fatality from the H5N1 bird flu, and while health officials say risk to the public remains low, there are still a few things to know. The U.S. Centers for Disease ...

Emergency room visits for flu and RSV are very high, according to the latest data, with numbers for COVID-19 low for now but ...

As China continues to monitor an increase in cases of human metapneumovirus (HMPV), here's what you need to know about the ...

A global outbreak of avian flu has reached Arizona, affecting animals and humans. Officials say the public health risk ...

There have been four flu pandemics since the start of the 20th century. What we’ve learned—and why we still can’t predict the ...