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Delta Variant Doubles Covid-19 Hospitalization Risk, Study Finds

  • Researchers compared risk of delta variant versus alpha
  • Study looked at more than 43,000 cases, most were unvaccinated
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People who contract the delta variant of Covid-19 are more than twice as likely to be hospitalized as those infected with the alpha strain, according to a U.K. study, raising the prospect of a greater burden on health services this winter.