In an unusual move, federal health officials narrowed their recommendations for who should receive the vaccine against the respiratory syncytial virus. The Centers for Disease Control and Prevention advised last year that adults age 60 or older could receive a single lifetime dose of an R.S.V. vaccine, in consultation with their health care providers. On…
Federal health officials warned that the risk of contracting dengue in the United States has increased this year, a worrying sign as global cases of the mosquito-borne disease hit record numbers. In the first half of this year, countries in the Americas reported twice as many cases as were reported in all of 2023, the…
Many firearm owners in the United States do not securely store their guns, even when the weapon is kept loaded and there are children in the home, according to a report released on Thursday by the Centers for Disease Control and Prevention. The report, which relied on data from 2021 and 2022 from eight states,…
A farmworker in Michigan has been diagnosed with bird flu, state officials announced on Wednesday, making it the second human case associated with the outbreak in cows. Officials said that the individual became infected with the virus, called H5N1, after exposure to infected livestock. The individual had only mild symptoms and has fully recovered, officials…
With Pride events scheduled worldwide over the coming weeks, U.S. officials are bracing for a return of mpox, the infectious disease formerly called monkeypox that struck tens of thousands of gay and bisexual men worldwide in 2022. A combination of behavioral changes and vaccination quelled that outbreak, but a majority of those at risk have…
By the Numbers: A rising fatality rate. The illness is caused by infection with a bacterium called Neisseria meningitidis. Last year, 422 cases of invasive meningococcal disease were reported in the United States, the highest number since 2014, according to the Centers for Disease Control and Prevention. But as of Monday, 143 cases have been…
There have now been 64 measles cases in the United States this year, surpassing the total of 58 cases in all of 2023, according to new data from the Centers for Disease Control and Prevention. The rise in cases should “alert us, rather than alarm us,” said Dr. Demetre Daskalakis, director of the National Center…
Americans with Covid or other respiratory infections need not isolate for five days before returning to work or school, the Centers for Disease Control and Prevention said on Friday, a striking sign of changing attitudes toward the coronavirus. People with respiratory illnesses may resume daily activities if they have been fever-free for at least 24…
The Centers for Disease Control and Prevention is considering loosening its recommendations regarding how long people should isolate after testing positive for the coronavirus, another reflection of changing attitudes and norms as the pandemic recedes. Under the proposed guidelines, Americans would no longer be advised to isolate for five days before returning to work or…
The Centers for Disease Control and Prevention on Friday revised its guidelines for tracking the genetic signatures of viruses collected from people newly diagnosed with H.I.V., a controversial practice used by state and local health departments to curb infections. The updated policy encouraged health officials to be more transparent with their communities about the tracking,…
