NATURAL IMMUNITY IS KING !!
NEW STUDY FROM QATAR ASKED ONE SIMPLE QUESTION
Duration of immune protection of SARS-CoV-2 natural infection against reinfection
CONCLUSIONS Protection of natural infection against reinfection wanes and may diminish within a few years. Viral immune evasion accelerates this waning. Protection against severe reinfection remains very strong, with no evidence for waning, irrespective of variant, for over 14 months after primary infection
https://www.medrxiv.org/content/10.1101/2022.07.06.22277306v1