Written by Paul E. Alexander, PhD; Howard Tenenbaum, DDS, PhD; and Parvez Dara, MBA, MD.
We have looked at the published evidence and can conclude based on the existing body of evidence, that reinfections are very rare, if at all, and based on typically one or two instances with questionable confirmation of an actual case of re-infection e.g. flawed PCR testing etc. (references 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23).
Importantly, the World Health Organization (WHO) has recently (May 10th 2021 Scientific brief, WHO/2019-nCoV/Sci_Brief/Natural_immunity/2021.1) alluded to what has been clear for many months, which is that people are very rarely re-infected. The WHO is very late but, hey, better late than never. The key points they have stated in this briefing that stand out and warrant a mention (again, we always knew this and tried informing the CDC and WHO of this over the last year) include the following:
i) Within 4 weeks following infection, 90-99% of individuals infected with the SARS-CoV-2 virus develop detectable ...
Note: If you need assistance with your subscription or would like to discuss a corporate subscription for more than 10 employees please contact us or use the chat (bottom right).