Humans infected with bird flu display a wide range of symptoms, from pneumonia requiring hospitalization to no symptoms at all. The CDC lists these other possible signs of infection: Less common symptoms include: Bird flu could merge with seasonal flu to make mutated virus that could spread among humans, CDC warns

The first human patient in the United States with a confirmed case of avian influenza has died, according to a press release from the Louisiana Department of Health. The individual was older than 65 years and had underlying medical conditions and remains the only known human case in the state.

The Louisiana Department of Health reports the patient who had been hospitalized in Lake Charles with the first human case of highly pathogenic avian influenza (HPAI),

The first person to have a severe case of H5N1 bird flu in the United States has died, according to the Louisiana Department of Health.

The first U.S. bird flu death has been reported — a person in Louisiana who had been hospitalized with severe respiratory symptoms. Louisiana health officials announced the death on Monday. Health officials have said the person was older than 65,

Japanese authorities have begun culling another 50,000 chickens following the confirmation of a bird flu outbreak at a poultry farm in the northern Iwate region. This marks the 19th outbreak of highly pathogenic avian influenza in the country this season,