To counteract the somewhat clickbait-y title:

[the adult] was hospitalized on Aug. 22 and has recovered.

There has been no evidence that H5N1 [...] has been spreading from person to person.

the patient in Missouri is the 15th human case of H5 reported in the U.S. since 2022. Since the beginning of 2024, 14 poultry and dairy workers have been infected.

There's still no indication it's spreading between humans, and it doesn't seem to be "raising anxiety," at least not in any significant way. "This will be of enormous interest" - DR. William Schaffner, an infectious disease expert