H5N1 bird flu has now crossed into U.S. dairy cattle for the first time, and alarmingly, it did so through just one spillover ...

Bird flu may be a respiratory virus, but it still spreads through ground traffic. The shoes people wear every day could ...

Avian flu strains tend to only affect birds, but the current outbreak has spread to cattle and – in rare cases – people. The ...

Easy replication in cattle mammary glands means H5N1 bird flu is under no evolutionary pressure to adapt to spread easily in humans.

If the pathogens exchange genetic material with swine or human seasonal influenza viruses, this could make them transmissible ...

Fears the world is heading towards another pandemic are growing, as new data shows the spread of the deadly bird flu virus ...

Every new infection increases the odds bird flu could potentially become more deadly or easily transmissible between humans, infectious disease expert Dr. Kamran Khan warns. Today, the virus does ...

Immunity Against Seasonal H1N1 Flu Reduces Bird Flu Severity ... Scientists Identify Mutation That Could Facilitate H5N1 'Bird Flu' Virus Infection and Potential Transmission in Humans Dec ...

A variant of the bird flu virus, collected in 2016 and no longer in circulation, was just one mutation away from being able ...

A 3-year-old girl died from respiratory complications due to H5N1 bird flu in Mexico The ... Mexico died this month after getting infected with H5N1 bird flu, according to a report issued by ...

Just as swine flu strains tend to infect pigs, avian flu strains tend to infect ... Because cases of people infected with H5N1 are minimal, population-level vaccination is not currently necessary.