The first human death caused by H5N1 in the U.S. was reported in Louisiana on Jan. 6. Here's what to know about bird flu.

But, fatalities are not uncommon with H5N1 infections overall. According to data collected by the WHO, there have been 954 documented cases between 2003 and 2024. Of those, 464 were fatal, leading to ...

The patient is in Louisiana and was exposed to backyard flocks sick with H5N1. According to information from the CDC, infected birds spread bird flu through their spit, snot and poop. Other ...

Perhaps the most notable is the so-called “Spanish flu” of 1918–1919, when the Centers for Disease Control and Prevention (CDC) estimates “an avian ... H5N1 strain isn’t known to spread ...

Concern over bird flu is growing among some health experts. This bird virus, H5N1, uh, is circulating widely. In, uh, uh, domestic poultry and on dairy farms. One point of concern is the spread of ...

Genetic analysis suggests the H5N1 ... or spread person to person. One of the mutations was also seen in a sample from a British Columbia teenager who was hospitalized with bird flu, the CDC ...

The patient in Louisiana who was hospitalized with severe bird flu illness was ... it could potentially spread from human to human. The CDC analyzed samples of the H5N1 virus that were collected ...

H5N1 bird flu ... This is why bird flu typically doesn’t infect humans or spread person to person. One of the mutations was also seen in a sample from a British Columbia teenager who was hospitalized ...