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

As the seasonal flu picks up, there are even more opportunities for the bird flu to acquire mutations as the different ...

Public health experts are urging vigilance amid recent reports of severe bird flu cases in two North American patients.

Previous seasonal flu infections and vaccinations may protect us against infection from the highly pathogenic H5N1 bird flu outbreak.

There are limited reports of avian flu, otherwise known as H5N1, spreading between humans in other parts of the world, ...

The administration is committing an additional $306 million toward battling the virus, and will distribute the money before ...

Doctors say the case of a teen left in critical condition shows H5N1 "can cause severe human illness." Mutations in the virus are deepening concerns about the spread of H5N1.

The agency says it is looking for red flags, but the risk to the public still remains low. Meanwhile, a Louisiana patient with a severe case of bird flu showed worrying mutations in the samples ...

A U.S. Army veteran driving a pickup truck that bore the flag of the Islamic State group wrought carnage on New Orleans' raucous New Year's celebration, killing 15 people as he steered around a police ...

Most human cases of bird flu in North America have been mild, a fact that’s underscored by a new study of the first 46 ...

The Centers for Disease Control and Prevention and other federal agencies are closely monitoring the spread of the HN51 avian ...