Tag Archives: Covid19

Pfizer COVID-19 vaccine efficacy drops to 84% after 6 months, preprint study suggests

A new study involving the Pfizer-BioNTech COVID-19 vaccine suggests the jab’s efficacy drops to around 84% about six months after the second dose. The study, which has not yet been peer-reviewed and was published on medRxiv, was supported by Pfizer and BioNTech, concluding that despite “a gradually declining trend in vaccine efficacy,” it still was… Read More »

Wildfire smoke exposure linked to COVID-19 case increase: study

Wildfire smoke exposure likely contributed to an increase in Reno, Nevada’s COVID-19 cases last year, researchers suggested, noting that the findings could inform policies to tamp down harmful effects from air pollution amid the pandemic. Exposure to tiny particles in smoke (specifically measuring 2.5 µm in diameter or smaller, PM2.5) “increases susceptibility to respiratory viruses” causes airway… Read More »

Two different assessments of COVID-19 pandemic news coverage

June 24, 2021 Posted By Categories Gary Schwitzer is the founder and publisher of HealthNewsReview. He has covered health care news almost exclusively since 1973. Here is his online bio.  He tweets as @garyschwitzer or as @HealthNewsRevu. Two new journalistic analyses of 2020-2021 pandemic news coverage were released this week.  I was interviewed in each of them. Science… Read More »