In Mizoram four cases of Delta variant (B.1.617.2) of Covid-19 were reported. A senior official in Mizoram who did not want ...

The World Health Organization and the Centers for Disease Control and Prevention have both designated beta as a “variant of ...

The delta variant is fueling the COVID-19 surge in the United States, but experts warn that a more dangerous variant could emerge if more Americans don't get vaccinated. Delta is the most recent of ...

One thing we know for sure about SARS-CoV-2, the virus that causes COVID-19, is that it keeps changing. Since the start of the pandemic, we have seen several notable variants, including Alpha, Beta, ...

Figure illustrates the overall symptomatology of Long COVID (panel A), and the shifting prevalence of Long COVID symptoms across SARS-CoV-2 variants, including Wild-type, Alpha, Delta, and Omicron ...

Prior COVID-19 vaccination did not stop the immune system from mounting a protective response to the delta and omicron strains, though new mutation-specific antibody production dipped slightly, ...

This was a post-hoc analysis of a Korean multicenter registry consisting of two independent cohorts. Ten hospitals in South Korea participated in this study. All included patients met the following ...

In the article by Xie et al. (Aug. 8 issue) 1 regarding postacute sequelae of SARS-CoV-2 infection (PASC) in the pre-delta, delta, and omicron eras, the authors note that 71.89% of the decrease in ...