LETTER: Natural COVID immunity only lasts so long

3 years ago 389

A. Cribari Las Vegas

August 6, 2021 - 9:01 pm

I work the Wednesday missive “Natural immunity.” I besides work the “Evolving corruption and information guidance” and “Summer colds person returned” articles. Yes, if you’ve already had COVID-19 you volition person earthy immunity. For however long, against which variants? All viruses change. Haven’t you had a acold (likely rhinovirus) oregon influenza much than once?

Each twelvemonth the flu vaccine is simply a antithetic formulation based connected what mentation of that microorganism is apt to beryllium circulating. The bulk of the COVID-19 vaccines are mRNA protection, which is stronger and longer lasting than earthy immunity. SARS-CoV-2 is relentless and truthful acold winning.

Let’s bushed it similar we did with poliovirus, different highly contagious disease. Since the 1950s we’ve each been vaccinated arsenic infants, and determination has not been a reported lawsuit originating successful the United States since 1979. There’s nary COVID vaccine for those nether 12 yet, and schoolhouse starts Monday. The slightest we tin do, arsenic adults, is get the vaccine — whether you’ve already had COVID oregon not.

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