What Strain of COVID Is Going Around Right Now? A look at the COVID strains currently circulating, what symptoms they cause, and how well tests, vaccines, and treatments hold up against them
Variants and Genomic Surveillance | COVID-19 | CDC New variants of SARS-CoV-2 are expected to continue to emerge Some variants will emerge and disappear, while others will emerge and continue to spread and may replace previous variants
What to Know About COVID Variant XFG Stratus The latest COVID-19 variant known as XFG, nicknamed Stratus, continues to spread throughout the United States, driving a summer spike in cases
COVID-19 variants: Whats the concern? - Mayo Clinic 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
Variants of SARS-CoV-2 - Wikipedia Variants of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are viruses that, while similar to the original, have genetic changes that are of enough significance to lead virologists to label them separately SARS-CoV-2 is the virus that causes coronavirus disease 2019 (COVID-19)
COVID-19 variants | WHO COVID-19 dashboard - datadot When these changes become significantly different to a previously detected virus, these new virus types are known as “variants ” To identify variants, scientists map the genetic material of viruses (known as sequencing) and then look for differences between them to see if they have changed