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  2. Dec 18, 2023 · Tracking SARS-CoV-2-variants. Working definitions and primary actions. Currently circulating COVID-19 Variants of Interest (VOIs) as of 18 December 2023. Currently circulating COVID-19 Variants under Monitoring (VUMs) as of 10 February 2024.

  3. Current Variants in the United States. Estimated prevalence as of May 21, 2022. Omicron BA.2.12.1. 57.9% Omicron BA.2. 39.1% Others. Source: Centers for Disease Control and Prevention. · BA.4 and...

  4. Nov 20, 2023 · Last updated on 20 November 2023. 1. What are variants of SARS-COV-2, the virus that causes COVID-19? 2. What is the difference between variants under monitoring, variants of interest, and variants of concern? 3. What can I do to protect myself from SARS-CoV-2 variants? 4. How can we stop new variants from emerging?

  5. From May 2021 onwards, WHO began assigning simple, easy-to-say labels for key variants. Considerable progress has been made in establishing and strengthening a global system to detect signals of potential VOIs or VOCs and rapidly assess the risk posed by SARS-CoV-2 variants to public health.

  6. Apr 26, 2023 · Variants of the Virus. About Genomic Surveillance. Data & Sequencing. Variant Proportions in the US. Global Variant Data. Sequencing for SARS-CoV-2 (SPHERES) Published COVID-19 Sequences. About Variants. Many viruses are constantly changing, including the virus that causes COVID-19.

  7. Dec 18, 2020 · Across the world, there are multiple variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the virus that causes coronavirus disease 2019 (Covid-19)....

  8. 03 / 10 / 2023. Show More. The Search For Covid-19 Variants. Sequencing the genome of SARS-CoV-2 allows scientists to identify emerging variants. Vaccine Variants. Dr. Jennifer Nuzzo, senior scholar at the Center for Health Security.

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