Always asymptomatic? If you never get sick from Covid, it could be in your genes
If you've made it this far without getting covid, you may be thanking your genes. A study published Wednesday in the journal Nature found that people who have a specific genetic variation of a protein in their body are more likely to never develop symptoms of covid, even if they are infected with the virus. The protein in question is called human leukocyte antigen, or HLA. It is found on the surface of cells and helps alert the body's immune system if something goes wrong, for example, your cell becomes infected with the coronavirus. But the proteins are not identical…
