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.

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

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

“This case does not change CDC’s assessment of the immediate risk to the general public, which remains low at this time,” the ...

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.” ...

Though risk of infection remains low for the general public, according to the CDC, California officials declared the emergency to ensure a swift and coordinated statewide response to the outbreak.

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