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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...
- Cdc's Role in Tracking Variants
Scientists at CDC conduct detailed analyses of the sequence...
- Genomic Surveillance
Through genomic surveillance, scientists track the spread of...
- Variant Surveillance
Many viruses are constantly changing, including the virus...
- How Coronavirus Spreads
There is also no current evidence that people can get...
- Ventilation
Ventilate your home by getting fresh air into your home,...
- Health Equity
August 19, 2022: COVID-19 Outbreaks and Mortality Among...
- SARS-CoV-2 B.1.1.529 (Omicron) Variant
SARS-CoV-2 variant B.1.1.529 (Omicron), first reported to...
- Symptoms
Recent Updates to COVID Data Tracker. Updated on May 10, 2024. Effective May 1, 2024, hospitals are no longer required to report COVID-19 hospital admissions, hospital capacity, or hospital occupancy data to HHS through CDC’s National Healthcare Safety Network (NHSN).
Mar 20, 2023 · Throughout the COVID-19 pandemic, many variants of SARS-CoV-2 have been found in the United States and globally. Scientists use multiple classification systems to describe and communicate similarities and differences between SARS-CoV-2 viruses.