Balqeesr Abbas thanks for your response.

I think no relation between blood group and covid19

Mayada K. Mohammed Thank a bunch for your participation in the discussion.

Aakash Pandita

Serdar Kalemci Thanks for you opinion.

I don't think there's any relation between covid-19 and blood groups

Balqeesr Abbas thanks for your response.

Yes, people with "O" blood type are less likely to contract the COVID-19 infection.

https://ashpublications.org/bloodadvances/article/4/20/4990/463793/Reduced-prevalence-of-SARS-CoV-2-infection-in-ABO

https://ashpublications.org/bloodadvances/article/4/20/4981/464437/The-association-of-ABO-blood-group-with-indices-of

Thanks Dear Km Arti for participating in the discussion. Thanks you again.