Bird flu infects third US farm worker

The worker had respiratory symptoms, unlike the first two. But the risk to the public remains low, federal health officials said.

A third farm worker in the United States has been infected with bird flu, leading which heightens concerns about an outbreak in dairy cattle first identified in March.

The worker is the first in this outbreak to exhibit respiratory symptoms, including cough, sore throat and watery eyes, which generally increase the likelihood of transmission to other people, federal officials said Thursday.

The other two people did not 'only had serious eye infections, possibly from exposure to contaminated milk.

All three individuals were directly exposed to dairy cows and, so far, none have transmitted the virus to other people, said Dr. Nirav Shah, principal deputy director of the Centers for Disease Control and Prevention. , said at a press conference.

This suggests that the virus, called H5N1, has not acquired the ability to spread among humans and that the threat to the general public remains low. , said Dr. Shah.

“This new case does not change the C.D.C.’s H5N1 influenza risk assessment level. for the general public,” he added. “We must remain vigilant, not alarmed.”

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