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Delta Variant Doubles Hospitalization Risk

People who contract the Delta variant have double the risk of hospitalization, as compared with earlier versions of the coronavirus, according to a new study published Friday in The Lancet Infectious Diseases. Based in England, the large study found that the Delta variant led to a higher rate of hospital admission and emergency care, with […]

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How Well Does COVID-19 Vaccination Protect Against the Delta Variant?

In a U.K. observational study, two doses of the Pfizer-BioNTech and Oxford/AstraZeneca vaccines had 88% and 67% effectiveness, respectively, against the Delta variant. As the Delta (B.1.617.2) SARS-CoV-2 variant fuels a global surge in COVID-19, an urgent clinical question concerns how effective the available vaccines are against this variant. Using […]

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¿Vacunado y confundido? Cuatro respuestas sobre el auge de la variante delta

Las vacunas protegen contra las variantes, pero los consejos contradictorios de las autoridades sanitarias sobre las mascarillas han desconcertado a un público preocupado. La Organización Mundial de la Salud (OMS) quiere que todo el mundo use mascarillas, pero los Centros para el Control y la Prevención de Enfermedades de EE. UU. […]

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