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A man in Hong Kong caught COVID-19 a second time. Here’s why that’s not surprising (and there’s no need to panic) – The Conversation AU

This is just one person. Is he the exception? Is he the rule? We don’t know yet for sure. But reinfection is definitely possible.

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A Hong Kong man who recovered from COVID-19 more than four months ago has reportedly been reinfected with SARS-CoV-2, the virus that causes COVID-19. This time he didnt have any symptoms.
This is not necessarily unexpected, because very few natural infections generate an immune response that completely prevents reinfection. Instead, what generally happens after an infection is that the bodys immune response gradually declines over months after the infection is cleared.
Specialised immune cell…

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