A pill called ensitrelvir is the first drug shown to effectively reduce infection after exposure to SARS-CoV-2.

A new study led by researchers at the University of Malaga proposes a new antiviral strategy against SARS-CoV-2—the virus ...

During the first few years of the COVID-19 pandemic, the virus SARS-CoV-2 was detected in an increasing number of non-human animal species. This included many wild animal species as well as domestic ...

Immune-priming events such as COVID-19 and influenza vaccinations may have cross-protective effects on the incidence of other viral ARIs.

BA.3.2 spread internationally after first being identified in South Africa in November 2024, with detections rising from September 2025 and reports from at least 23 countries by 11 February 2026. U.S.

Amid the declining clinical severity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and diminishing public uptake of annual coronavirus disease 2019 (Covid-19) vaccines, ...

The antiviral drug ensitrelvir prevents infection in household contacts of COVID-19 patients when given within 72 hours after ...

For persons who are severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2)-negative but are household contacts of a ...

New research reveals a potentially effective COVID-19 pill is in the works. Here’s what infectious disease experts want you ...