Genes, Blood Type Tied to Risk of Severe COVID-19

Many people who contract COVID-19 have only a mild illness, or sometimes no symptoms at all. But others develop respiratory failure that requires oxygen support or even a ventilator to help them recover. It’s clear that this happens more often in men than in women, as well as in people who are older or who have chronic health conditions. But why does respiratory failure also sometimes occur in people who are young and seemingly healthy?
Read more: https://directorsblog.nih.gov/2020/06/18/genes-blood-type-tied-to-covid-19-risk-of-severe-disease/?source=Snapzu