Findings indicate a sharp drop in immunity after Omicron infection, stressing the necessity for updated vaccines to enhance ...

Infection with the SARS-CoV-2 Omicron variant confers weak, short-term protection against reinfection, compared with the much ...

A new study found severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection was associated with the rapid growth ...

With the rise of omicron came the fall of long-lasting protection from reinfection with the pandemic coronavirus SARS-CoV-2, ...

A new study found severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection was associated with the rapid growth ...

The antiviral combination of nirmatrelvir and ritonavir (brand name Paxlovid) is an effective treatment for people with COVID ...

President Donald Trump's effort to unilaterally wind down the United States Agency for International Development (USAID) has ...

In total, 5% of dogs and 13% of cats tested positive for COVID-19 on polymerase chain reaction, and 25% and 36%, respectively ...

The source of the SARS-CoV-2 virus, which causes COVID-19, remains elusive. With "low confidence," some federal agencies ...

Disinfecting surfaces is crucial in keeping bacteria and viruses at bay, but the cleaning solutions could be ineffective if ...

Risk of long COVID is higher in women and a link between SARS-CoV-2 infection and development of ME/CFS is shown, according ...

Researchers have developed a powerful tool that can detect variants of SARS-CoV-2 with high transmission potential before ...