Genetic testing firm 23andMe have discovered that Type-O blood is particularly resistant to SARS-CoV-2, the virus that causes Covid-19. In a Monday statement, the company said that preliminary results from over 750,000 participants have revealed  clues as to why some people experience little to no symptoms from coronavirus, while others become gravely ill, according to Bloomberg.

Perhaps most interesting is that Type-O blood is also associated with a 66% reduction in the odds of developing severe malaria compared to the non-O blood types, according to a 2007 study.

This might explain why Hydroxychloroquine and other anti-malarial drugs have shown efficacy in treating COVID-19

Last week, peer reviewed research which analyzed the genes of more than 1,600 coronavirus patients in Italy and Spain who experienced respiratory failure suggested that blood type may play a role in the severity of the disease. The found that patients with Type-A blood were linked to a 50% increase in the likelihood they would require a ventilator. The results were similar to an earlier Chinese study regarding susceptibility to COVID-19….CLICK for complete article