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  2. Mar 22, 2022 · Researchers are trying to understand why some people never get COVID-19 despite exposure. One study is exploring whether genetic factors play a role in making someone immune to the virus. Another study investigated preexisting immunity, potentially brought on by infections with other coronaviruses. Scientists are looking into what makes someone ...

    • Jennifer Chesak
  3. Jan 23, 2023 · The study says that while most global research has focused on understanding why some people get severely ill, or die, from COVID, it’s also vital to understand why a small population doesn’t get it at all, or shows no symptoms when infected.

    • Doug Most
  4. Feb 9, 2023 · It could be more than just luck. The COVID Human Genetic Effort, led by researchers in the US, has recruited people with known exposure to the virus, but who haven’t had it themselves. This...

  5. Apr 21, 2022 · Experts stressed that research to determine why some people get COVID-19 while others don’t is still very much underway, and no one should rely on any of the hypotheses for protection.

    • Cecelia Smith-Schoenwalder
    • Senior Writer
  6. Sep 12, 2022 · Science. Sep 12, 2022 7:00 AM. The Mystery of Why Some People Dont Get Covid. A small number of people appear naturally immune to the coronavirus. Scientists think they might hold the key to...

    • Grace Browne
  7. Apr 4, 2022 · Putting aside environmental factors and protection induced by vaccination (and previous infection), experts say there may be particular genetic and immunological features that mean some people are ...

  8. Jan 25, 2022 · 25 Jan 2022. Save articles to read later and create your own reading list. Many of us will be familiar with this scenario: Someone we know has tested positive for COVID-19 but despite living with...

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