Findings: Type O Blood Linked to Lower Covid Risk; Vitamin D Unlikely to Help

COVID-19 survivors benefit from home health care after being discharged from hospital, new data show.

RIO DE JANEIRO, BRAZIL - The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.

Certain blood groups less likely to get COVID-19

A large study adds to evidence that people with type O or Rh−negative blood may be at slightly lower risk from the new coronavirus. Among 225,556 Canadians who were tested for the virus, the risk for a COVID-19 diagnosis was 12% lower and the risk for severe COVID-19 or . . .

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