Centers for Disease Control and Prevention

No Increased Stroke Risk Linked to Pfizer’s Covid Boosters, Federal Officials Say

Fears that the Covid booster shots made by Pfizer-BioNTech may increase the risk of strokes in people aged 65 and older were not borne out by an intensive scientific investigation, federal officials said on Friday. “It is very unlikely” that the risk is real, the officials said. They urged Americans 6 months and older to […]

Know More

‘Very Harmful’ Lack of Data Blunts U.S. Response to Outbreaks

ANCHORAGE — After a middle-aged woman tested positive for Covid-19 in January at her workplace in Fairbanks, public health workers sought answers to questions vital to understanding how the virus was spreading in Alaska’s rugged interior. The woman, they learned, had underlying conditions and had not been vaccinated. She had been hospitalized but had recovered. […]

Know More

Officials Wrestle With Whether to Allow New Monkeypox Vaccination Strategy

WASHINGTON — It sounded like a simple solution to the shortage of monkeypox vaccine: Merely by changing the way doses are injected, the federal government could vaccinate five times as many people with the supply it has in hand. But the approach — injecting one-fifth of the current dose into the skin instead of a […]

Know More

Three Pressing Questions About Monkeypox: Spread, Vaccination, Treatment

Monkeypox, once a relatively obscure virus endemic to Africa, has bloomed into a global threat, infecting more than 20,000 people in 75 countries and forcing the World Health Organization to declare a worldwide health emergency. On Thursday, New York State and San Francisco declared emergencies of their own. But even as the national tally nears […]

Know More

Biden Administration Plans to Offer Updated Booster Shots in September

WASHINGTON — The Biden administration now expects to begin a Covid-19 booster campaign with retooled vaccines in September because Pfizer and Moderna have promised that they can deliver doses by then, according to people familiar with the deliberations. With updated formulations apparently close at hand, federal officials have decided against expanding eligibility for second boosters […]

Know More

Potentially Deadly Bacteria Detected in U.S. Soil for First Time

A potentially deadly bacteria was found for the first time in water and soil samples in the United States, prompting the Centers for Disease Control and Prevention to alert doctors and public health experts throughout the country on Wednesday to take it into consideration when examining patients. The bacteria, Burkholderia pseudomallei, was detected in the […]

Know More

First Polio Case in Nearly a Decade Is Detected in New York State

A case of polio has been identified in an unvaccinated adult man in Rockland County, officials said. The New York State Department of Health and its Rockland County counterpart confirmed that the infection was transmitted from someone who received the oral polio vaccine, which has not been administered in the United States since 2000. Officials […]

Know More

Covid Rises Across U.S. Amid Muted Warnings and Murky Data

CHICAGO — Covid-19 is surging around the United States again in what experts consider the most transmissible variant of the pandemic yet. But something is different this time: The public health authorities are holding back. In Chicago, where the county’s Covid warning level was raised to “high” last week, the city’s top doctor said there […]

Know More

Drug-Resistant Infections in Hospitals Soared During the Pandemic, C.D.C. Says

The spread of drug-resistant infections surged during the coronavirus pandemic, killing nearly 30,000 people in 2020 and upending much of the recent progress made in containing the spread of so-called superbugs, according to an analysis by the Centers for Disease Control and Prevention. Deaths caused by infections impervious to antibiotics and antifungal medications rose 15 […]

Know More