In the United States, COVID-19 has disproportionately affected Black and Hispanic populations, with those groups experiencing higher COVID-19-related death rates than non-Hispanic white Americans. But a new Yale-led analysis ...
Apr 21, 2022
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Results of a new multicenter study published in the New England Journal of Medicine found that vaccination with a primary series of the Pfizer-BioNTech mRNA COVID-19 vaccine reduced the risk of COVID-19-associated hospitalizations ...
Apr 18, 2022
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In late March 2022, the U.S. Food and Drug Administration authorized a second booster shot of COVID-19 vaccines for vulnerable populations in the U.S., a move that was soon after endorsed by the Centers for Disease Control ...
Apr 13, 2022
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In most methods used today, clinical trials designed to evaluate the safety of a new drug or vaccine employ self-report questionnaires, asking participants how they feel before and after receiving the treatment. A new study ...
Apr 13, 2022
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New research, to be presented at this year's European Congress of Clinical Microbiology & Infectious Diseases (ECCMID) in Lisbon, Portugal (23-26 April), suggests that the current two-dose measles immunization coverage target ...
Apr 7, 2022
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Many people who do not usually menstruate reported experiencing breakthrough bleeding or other period symptoms after receiving a COVID-19 vaccine, according to new findings from an online survey by researchers at Washington ...
Apr 1, 2022
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Just when it looked like COVID cases were starting to fall after the high peaks of January, infections are rising once again around the world. The main driver of this latest surge is the more infectious BA.2 sub-lineage of ...
Mar 31, 2022
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A new nationwide study from the U.S. Centers for Disease Control and Prevention comparing booster strategies for the millions of people who have received Johnson and Johnson (J&J) vaccines, provides strong evidence that boosters ...
Mar 30, 2022
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Shingles is caused by the varicella-zoster virus—the same virus that causes chickenpox. If you've had chickenpox, the virus can lie dormant in your body's nerve tissue for years when suddenly it's triggered by stress or ...
Mar 23, 2022
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The vaccine effectiveness (VE) of Ad26.COV2.S was stable over six months, including during a period of delta variant predominance, according to a study published online March 17 in JAMA Network Open.
Mar 22, 2022
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