Health
COVID-19 is especially harsh on elderly people, and researchers think they know why – ABC News
Australian researchers are investigating why elderly people respond so poorly to COVID-19 — and they have a theory.
Australian researchers have been investigating why elderly people respond so poorly to COVID-19, and theorise that it’s linked to their repeated exposure to other seasonal coronaviruses.
Key points:
- The research hypothesised that children saw SARS-CoV-2 as a new virus
- But older adults saw it as typical, seasonal coronavirus
- It found children’s immune systems could activate surrounding white blood cells to help clear the virus
There are seven types of coronaviruses that can infect people (including SARS-CoV-2,…
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