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

The rise of bird flu across farms in California has raised questions about the virus and its potential threat to humans.

A Louisiana resident has died after being hospitalized with bird flu in December of last year, marking the first known ...

Flu is taking off in the U.S., with 40 states reporting high or very high levels of flu-like illness last week.

The CDC called findings about bird flu mutations in a human case “concerning” but says the risk to the general public from the outbreak “remains low.” ...

The CDC called findings about bird flu mutations in a human case “concerning” but says the risk to the general public from ...

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

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

“For example, if a human gets infected with a bird flu and also carries a human influenza A virus, these two viruses can ...