Editor's Note In this study, researchers from the Centers for Disease Control and Prevention (CDC) found that COVID-19 vaccines developed by Pfizer-BioNTech and Moderna were 94% effective in preventing hospitalizations in US adults aged 65 and older who were fully vaccinated. The vaccines were 64% effective at preventing hospitalization in…

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Editor's Note The Joint Commission, on April 28, announced that it has developed a new COVID-19 vaccine resources page to help consumers make a more informed decision about getting vaccinated. The page provides insights from experts about the vaccines, resources from the Centers for Disease Control and Prevention, and sample…

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Editor's Note This study by researchers from the Centers for Disease Control and Prevention (CDC) finds that, based on a data-driven model, keeping middle seats in aircraft cabins vacant could reduce exposure to COVID-19. Compared with full aircraft occupancy, exposures to viable virus particles in scenarios when middle seats were…

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Editor's Note The Centers for Disease Control and Prevention (CDC), on April 27, announced new interim public health recommendations on activities fully vaccinated people can resume with and without wearing a mask. Among the recommendations: Fully vaccinated people can attend small gatherings outdoors with other vaccinated people or a mix…

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Editor's Note This study by researchers at the Massachusetts Institute of Technology, Cambridge, finds that the transmission risk of COVID-19 is reduced in large rooms with high air exchange rates, increased with vigorous respiratory activities, and reduced with face masks. The researchers developed a method of calculating exposure risk to…

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Editor's Note The US Food and Drug Administration (FDA) and Centers for Disease Control and Prevention (CDC), on April 23, announced that after a thorough safety review, the pause on the Janssen/Johnson & Johnson (J&J) COVID-19 vaccine should be lifted, and use of the vaccine should resume. The pause was…

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Editor's Note As of April 19, nearly 40% of US adults have been given at least one dose of a COVID-19 vaccine, the Centers for Disease Control and Prevention (CDC) reports. A total of 85,365,180 Americans have been fully vaccinated, which is 25.7% of the total population. The CDC says…

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Editor's Note In this study from the University of Denver and the University of Pennsylvania, Philadelphia, respondents to two surveys agreed with the National Academies of Science, Engineering, and Medicine’s prioritization framework for COVID-19 vaccination. Of 4,735 respondents (2,730 to a Gallup survey and 2,005 to a COVID Collaborative survey):…

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Editor's Note Findings in this study, by researchers at the Indian Institute of Technology Bhubaneswar, show the need for new mask designs that reduce side and bottom droplet leakage and good ventilation systems that take into account the aerosolized particle leakage that occurs with breathing and normal conversation as a…

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Editor's Note In a science brief based on the Centers for Disease Control and Prevention’s (CDC’s) analysis of the latest available data, the agency says the risk of getting COVID-19 from surfaces “is generally considered to be low.” The CDC noted that: The risk of COVID-19 infection via surface transmission…

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