Parents and caregivers reported mental health issues more often than others during the pandemic, a C.D.C. study says.

Parents and unpaid caregivers of adults in the United States reported far higher rates of mental health issues during the coronavirus pandemic than people who held neither of those roles, federal researchers reported on Thursday. About 70 percent of parents and adult caregivers — such as those tending to older people, for example — and about 85 percent of people […]

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The C.D.C. urges parents to get childhood vaccinations up to date following a steep decline last year.

Pediatricians are urging U.S. parents to get their children caught up on routine vaccinations, following a decline in the number of inoculations for diseases like measles as the pandemic forced restrictions, including shelter-at-home orders, last year. New data from 10 jurisdictions that closely monitor immunizations confirm that the number of administered vaccine doses plunged between March and May of last […]

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Moderna applies for U.S. authorization of its vaccine for use in adolescents.

Moderna requested an emergency authorization on Thursday from the Food and Drug Administration for use of its coronavirus vaccine in 12- to 17-year-olds. If authorized, as expected, the vaccine would offer a second option for protecting adolescents from the coronavirus, and hasten a return to normalcy for middle- and high-school students. The company has already filed for authorization with Health […]

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Those reports of severe Covid and deaths among the vaccinated? They’re rare, and not unexpected.

By Emily Anthes Over the last few months, a steady drumbeat of headlines has highlighted the astounding real-world effectiveness of the Covid-19 vaccines, especially the mRNA vaccines made by Pfizer-BioNTech and Moderna. The vaccines, study after study has shown, are more than 90 percent effective at preventing the worst outcomes, including hospitalization and death. But alongside this good news have […]

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Ventilation and surveillance testing can help keep U.S. schools open in the fall, new studies suggest.

By Emily Anthes Several Covid-19 mitigation measures — including improving ventilation, requiring adults to wear face masks and conducting frequent surveillance testing — can help schools stay open and students remain safe, two new studies suggest. The studies, published on Friday, come as many school districts are drawing up their plans for the fall. They also follow the Centers for […]

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Vaccinations dramatically reduce the rate of new infections in U.S. nursing homes, according to a new study.

Nursing home residents, considered among the most vulnerable to Covid-19, appear to receive significant protection from vaccination, according to new research published Wednesday in the New England Journal of Medicine. In a letter to the editor, the researchers said that the use of vaccinations also appeared to protect nursing home residents who did not get the immunization. That finding suggests, […]

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C.D.C confirms more cases of rare blood clot disorder linked to J.&J. vaccine

Federal health officials have now confirmed 28 cases, including six in men, of a rare blood clotting disorder in adults who have received the Johnson & Johnson Covid-19 vaccine. Dr. Tom Shimabukuro, the deputy director of the immunization safety office at the Centers for Disease Control and Prevention, presented the new cases on Wednesday at a meeting of a panel […]

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A C.D.C. panel recommends J.&J. shots restart with a label noting the risk of very rare blood clots.

By Carl Zimmer and Emily Anthes A panel of advisers to the Centers for Disease Control and Prevention on Friday voted to recommend lifting the pause on the Johnson & Johnson Covid-19 vaccine for all adults and adding a label about an exceedingly uncommon, but potentially dangerous, blood clotting disorder. The vote came after a C.D.C. scientist presented nine new […]

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A new study hints at a reason the J.&J. and AstraZeneca vaccines may cause blood clots in rare cases.

By Carl Zimmer As a panel of experts advising the Centers for Disease Control and Prevention discusses a handful of rare blood clots that health officials have investigated in Johnson & Johnson coronavirus vaccine recipients, a central mystery looms: How might a vaccine that has been given to nearly eight million people cause the side effect in just a few […]

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