A Centers for Disease Control and Prevention communication delay could hinder coordinating responses at the state and local levels.

The flu vaccine is generally about 40% effective at completely preventing influenza, according to Blumberg. The flu vaccine protects against three strains of influenza, including two influenza A strains. It also protects against influenza B, which typically shows up later in the season, Blumberg said.

CDC confirmed a new human case of H5N1 in California. The recent case involves a child from San Francisco. CDC data reveals that California has been the worst affected by the ongoing bird flu outbreak with 38 of the total cases reported.

The CDC has confirmed a new human H5N1 bird flu case in California, raising the US total to 67. Most cases involve farm workers exposed to sick animals. The CDC urges rapid testing, antiviral treatments,

California has been hit hardest, accounting for 38 cases, according to CDC data. The latest case involved a San Francisco child who developed fever and conjunctivitis but was not hospitalized and has since fully recovered. Most of the H5N1 infections in ...

Bird flu is a disease caused by avian influenza A viruses, according to the CDC. The virus mostly spreads between birds and dairy cows, but there have been 67 human cases of bird flu nationwide and one death tied to the infection since 2024, CDC records show.

In recent decades, the health of the average American has steadily declined: obesity rates have tripled since the 60s, while diabetes has nearly quadrupled since the 80s. Central to the

The CDC has confirmed a positive bird flu case in a child in San Francisco, the second juvenile case of H5N1 in the country.

The US CDC confirmed another case of avian influenza A(H5N1), or bird flu, in California, bringing the nationwide total of cases to 67.

The Trump administration’s directive to halt external communications from federal health agencies raised concern Wednesday among Bay Area health experts and local agencies, who warned that the pause could have significant consequences for public well-being — especially amid ongoing threats like the H5N1 avian influenza,

The Trump administration told federal public health agencies like the CDC that they are not to communicate health messages for now. The hold includes memos, reports, online posts, website updates and other forms of communication. Scientific meetings were also canceled for the time being, including of advisory panels.

President Donald Trump is scheduled to embark on the first trip of his second term Friday, traveling to North Carolina — parts of which were devastated by September’s Hurricane Helene — and California,