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Variants

Quantifying the impact of COVID-19 non-pharmaceutical interventions on influenza transmission in the United States

Abstract Background Nonpharmaceutical interventions (NPIs) have been implemented to suppress the transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Evidence indicates that NPIs against COVID-19 may also have effects on the transmission of seasonal influenza. Methods In this study, we use an absolute humidity-driven susceptible-infectious-recovered-susceptible (SIRS) model to quantify […]

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Vaccinations Variants

After experiencing a brief decline in COVID-19 cases, the United States is once again seeing an increase in cases in most of the country. This recent increase follows a previous summer surge that was fueled by the highly contagious Delta (B.1.617.2) variant and low vaccination coverage in many communities. COVID-19 vaccines offer strong protection against serious illness […]

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COVID-19: el resumen semanal (27 de agosto al 2 de septiembre de 2021)

Si se presenta un evento trascendente relacionado con COVID-19 (SARS-CoV-2) en su país, por favor póngase en contacto con nosotros para agregarlo al próximo resumen semanal. Variante mu: “Más que preocupados, estamos vigilantes”, dice la Organización Panamericana de la Salud La Organización Mundial de la Salud (OMS) ingresó a su lista de […]

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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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Variant Proportions

Variants of SARS-CoV-2, the virus that causes COVID-19, are expected to continue to emerge. Some will emerge and disappear, and others will emerge and continue to spread and may replace previous variants. For example, the variant of the virus that caused the first U.S. COVID-19 cases in January 2020 is […]

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