Editor's Note The Centers for Disease Control and Prevention (CDC) on August 11 updated its guidelines for COVID-19. The new recommendations focus on helping people better understand their risks, how to protect themselves and others, what actions to take if exposed, and what actions to take if they test positive…

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Editor's Note Researchers from the Massachusetts Institute of Technology, Cambridge, have developed a simple new paper test that can measure the level of neutralizing antibodies in a blood sample. Using the same type of lateral flow technology that rapid antigen tests use, the new test is designed so that different…

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Editor's Note This study led by researchers at Beth Israel Deaconess Medical Center, Boston, finds that being boosted with either the Janssen (Johnson & Johnson) or Pfizer-BioNTech vaccine was associated with increased humoral and cellular immune responses. Boosting with the Janssen vaccine also was associated with durable antibody and T-cell…

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Editor's Note This meta-analysis led by researchers at the National University of Singapore finds that recovery of the ability to taste and smell after COVID-19 infection may take up to 6 months, and women are more likely to experience loss of these senses and have a longer time to recovery.…

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Editor's Note The Food and Drug Administration (FDA) on August 9 identified the recall by Haimen Shengbang Laboratory Equipment Co Ltd of its Viral Transport Media Containers as Class I, the most serious. The recall was initiated because the products were distributed in the US without authorization, clearance, or approval…

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Editor's Note This study led by researchers at the University of California, San Diego, finds that healthcare facilities in counties with higher Black composition and rural areas with large Hispanic populations were less likely to serve as COVID-19 vaccine administration locations during the initial rollout in May 2021. At that…

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Editor's Note The Food and Drug Administration (FDA) on August 1 identified the recall by North American Diagnostics of its Oral Rapid SARS-CoV-2 Rapid Antigen Test Kits as Class I, the most serious. These tests are being recalled because they were distributed in the US without authorization, clearance, or approval…

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Editor's Note This study led by researchers from Johns Hopkins Bloomberg School of Public Health, Baltimore, finds that factors linked to support for harassing and threatening of public health officials during COVID-19 included political and sociodemographic explanations, but antagonism also increased among those supportive of science and better equipped to…

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Editor's Note This study led by researchers in the UK finds that face shields do not give high levels of protection against external droplet contamination. The researchers compared 13 styles of face shields in controlled laboratory settings, using a “coughing machine” that ejected fluorescent drops onto manikin heads. Among the…

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Editor's Note In this study, researchers from the Massachusetts Institute of Technology, Cambridge, calculate the chances of catching COVID-19 on a US plane flight. The study estimates that from June 2020 through February 2021, the probability of getting COVID-19 on a totally full flight lasting 2 hours was more than…

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