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Feb 6, 2023 · What You Need to Know. New variants of SARS-CoV-2, the virus that causes COVID-19, will continue to occur. CDC coordinates collaborative partnerships which continue to fuel the largest viral genomic sequencing effort to date. The Omicron variant, which emerged in November 2021, has many lineages.
- Symptoms
COVID-19 is caused by infection with a coronavirus named...
- Vaccines
Everyone 6 months and older should get an updated COVID-19...
- Definitions & Classifications
Variant: A variant is a viral genome (genetic code) that may...
- Cdc's Role in Tracking Variants
Since early in the COVID-19 pandemic, CDC has led a national...
- Variant Surveillance
Learn about genomic surveillance of SARS-CoV-2, which causes...
- How Coronavirus Spreads
There is also no current evidence that people can get...
- Ventilation
Given new evidence on the B.1.617.2 (Delta) variant, CDC has...
- Spheres
SPHERES is a new national genomics consortium to coordinate...
- Symptoms
Mar 13, 2021 · There are three primary variants or mutations of SARS-CoV-2. One was first identified in the United Kingdom, a second was identified in South Africa, and a third out of Brazil. The United Kingdom variant has higher potential for transmission, so it's going to spread faster and easier between people.
Nov 4, 2023 · If a mutation changes how a virus acts in a group of people, it's called a variant. Scientists across the world track the changes in the virus variants that cause COVID-19. Omicron. The main variant in the United States is omicron. This variant spreads more easily than the original virus that causes COVID-19 and the delta variant. But omicron ...
Nov 15, 2023 · How Many Coronaviruses Are There? How Do Variants Happen? 8 min read. What Is a COVID Variant? Viruses are always changing, and that can cause a new variant, or strain, of a virus to form....
Jan 28, 2022 · According to the CDC: The Omicron variant may spread more easily than other variants, including the Delta variant. Breakthrough infections are possible in people who are fully vaccinated. Fully vaccinated people who become infected with the Omicron variant can spread the virus to others.
Nov 20, 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. Do COVID-19 vaccines protect against newer virus variant?