Research shows that the Delta variant is much more easily passed from person to person, and early evidence suggests it may also cause more severe disease in people who are not vaccinated.
Early evidence suggests it may also cause more severe disease in people who are not vaccinated.
Compared with versions of the coronavirus that circulated in 2020, having an Alpha, Beta, or Gamma variant modestly increased the odds that an infected person would become seriously ill with COVID. The Delta variant raised the risk even higher, increasing the odds that an infected person would need to be hospitalized or could die from their infection by 50% compared to older variants, regardless of vaccination status., also shows an increased risk for hospitalization with Delta.
This mutation appears to enhance the"springiness" of the parts of the virus that dock onto our cells, said Alexander Greninger, MD, assistant director of the UW Medicine Clinical Virology Laboratory at the University of Washington in Seattle. So it's more likely to be in the right position to infect our cells if we come into contact with it.
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