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O Blood Type Appears to be Protective Against Coronavirus

Research from the genetic-testing company, 23andMe Inc., found evidence that blood type affects a person's susceptibility to COVID-19. In a study involving more than 750,000 participants, preliminary results showed that type O blood is especially protective against COVID-19.

Previous Chinese study also found similar results, that type A blood is more susceptible to COVID-19.

The 23andMe study found that individuals with type O blood are between 9-18% less likely than individuals with other blood types to have tested positive for the virus. This findings also hold when adjusted for age, sex, body mass index, ethnicity, and co-morbidities.

While the results are compelling, there is still a long way to go, said representative from 23andMe.

Read more on 23andMe