Tag: Age

What You Need to Know About Covid Masks in the Age of Omicron | Science

What You Need to Know About Covid Masks in the Age of Omicron | Science

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[ad_1] Properly fitted N95 masks should filter 94-95 percent of viral particles. Justin Sullivan / Getty Images The story of the United States’ evolving relationship with masks is a complicated one. When the pandemic started, Americans were told to save the masks for the healthcare workers. But before long, in April of 2020 that advice […]

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BNT162b2 Covid-19 Vaccine in Children 5 to 11 Years of Age

BNT162b2 Covid-19 Vaccine in Children 5 to 11 Years of Age

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[ad_1] To the Editor Walter et al. (Jan. 6 issue)1 report the results of a randomized, controlled trial showing that two doses of the messenger RNA (mRNA) vaccine BNT162b2 against Covid-19 were safe, immunogenic, and efficacious in children 5 to 11 years of age. However, this trial was not powered to detect potential serious side […]

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