![A genetic mutation may protect against COVID symptoms: study A genetic mutation may protect against COVID symptoms: study](https://i.ytimg.com/vi/07jIB7vtEA4/hqdefault.jpg)
It’s no secret that COVID-19 made an irreversible impact on the world, as millions of people died from the virus or were hospitalized. Others are dealing with long COVID.
But, some people who contracted COVID-19 had mysteriously experienced no symptoms at all.
The study published in Nature Science journal says researchers may have discovered the reason behind the phenomenon: the human leukocyte antigen, a molecule that assists the immune system during infection.
Global’s Elizabeth Zogalis reports.
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