Reputable news organizations such as Reuters, Agence France-Presse (AFP) and South African news website News24 debunked the ...

Long after the acute infection fades, pieces of the virus behind COVID-19 can linger in the body and quietly sabotage the ...

Manal Mohammed is a senior lecturer of medical microbiology at the University of Westminster. Since the COVID variant Omicron emerged in late 2021, it has rapidly evolved into multiple subvariants.

XBB.1.5 made up 27.6% of sequenced Covid cases nationally for the week ending Jan. 7 compared to 18.3% for the week end Dec. 31. The World Health Organization has described XBB.1.5 as the most ...

New research shows that after the body's defenses kill the virus behind COVID-19, leftover digested chunks of SARS-CoV-2 ...

WASHINGTON — The new COVID-19 vaccines that gained final approval last week mark a new stage in the fight against the disease, top Biden administration health officials said during a Tuesday press ...

Earlier this month, the Centers for Disease Control and Prevention (CDC) endorsed the use of a COVID booster vaccine that specifically targets Omicron’s BA.4 and BA.5 variants. The goal of the Omicron ...

The new omicron boosters are very effective at preventing seniors from being hospitalized with Covid, according to a new CDC study. U.S. health officials have focused in particular on making sure more ...

In a study published in JAMA Network Open today, scientists report on how effective the original vaccine and booster shots are against the COVID-19 Delta and Omicron variants. Researchers in Ontario ...

It’s one of the perplexing mysteries of the Covid pandemic: Where did Omicron emerge from, almost one year ago? The fast-moving, extremely contagious variant arrived just after Thanksgiving 2021, ...