Research

Covid pandemic ‘had lasting impact’ on brain health of people aged 50 or over UK study finds cognitive function and working memory in older adults declined even if they were not infected with virus The Guardian

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Study: Paxlovid safe, effective in pregnancy EmiliaU / iStock CIDRAP

A study based on 211 pregnant women given the antiviral drug nirmatrelvir and ritonavir (Paxlovid) during pregnancy for acute COVID-19 infections shows no increased risk of adverse events in the women or their babies and a reduced risk of complications called the maternal morbidity and mortality index (MMMI).

The findings, published today in Nature Medicine, suggest the drug is safe to use in pregnancy and is effective in reducing MMMI risk but not COVID-related hospitalizations.

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These Are the Top COVID Hot Spots in the U.S. These are the counties with the highest recent averages for new COVID-19 hospital admissions per capita. Christopher Wolf U.S. News & World Report

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Unapproved stem-cell therapies marketed to people with long COVID Evgeniia Medvedeva/iStock CIDRAP

New research has identified 38 direct-to-consumer businesses marketing stem-cell treatments and exosome therapies for COVID-19 infections and, especially, long COVID, despite lacking approval by US Food and Drug Administration and other regulatory body in the United States. Descriptions of the businesses and an analysis of their marketing strategies are published in Stem Cell Reports.

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