Yahoo Web Search

Search results

  1. May 30, 2024 · A new variant of COVID-19, known as FLiRT, is now the most dominant strain in the U.S. This variant, which evolved from the omicron strain, is characterized by changes in its spike protein — the part of the virus that binds to host cells.

  2. Sep 1, 2023 · New variants are an expected part of the evolution of viruses, and that includes SARS CoV-2, the virus that causes COVID-19. Yale Medicine provides some background on key variants that have surfaced during the course of the pandemic.

  3. Aug 6, 2021 · Studies show that Delta replicates more quickly and generates more virus particles than other variants, but vaccines still protect against serious infections.

  4. Jan 8, 2024 · A new variant of the COVID-causing virus SARS-CoV-2 is behind the latest surge in infections this winter, but it doesn't appear to cause more severe disease.

  5. Aug 5, 2021 · According to an internal CDC document, the Delta variant – one of four “variants of concern” that have evolved from SARS-CoV-2, the virus that causes COVID-19 – is more than twice as infectious as the original virus and as infectious as chickenpox.

  6. Dec 27, 2023 · Right now, two variants, JN.1 and HV.1, comprise more than half of Covid cases in the United States. JN.1 accounted for 44 percent of cases as of late December, according to the Centers for...

  7. Jan 31, 2024 · The World Health Organization (WHO) has declared it a “variant of interest.” There is no evidence that JN.1 causes more severe disease, the CDC says, but its rapid spread suggests it is either more transmissible or better at evading the immune system than other circulating variants.

  8. Jun 22, 2021 · The variant is now responsible for more than 80 percent of infections in the United States, largely among unvaccinated people, according to the C.D.C. It is already fueling new outbreaks...

  9. May 7, 2023 · It's about 1.2 times more infectious, more transmissible, than prior variants. So what we're going to see is, over the next several months and into the summer, this will become the...

  10. May 22, 2021 · With the coronavirus vaccinations slowing infection rates in the U.S., we look at potential threats posed by new viruses.

  1. People also search for