• Direct. Last minute on the coronavirus

  • Health: Persistent covid: the hell of suffering a disease that never ends

  • Health: Immune to Covid without having been exposed to the virus

A crucial issue that has yet to be resolved in the coronavirus pandemic

is the duration of acquired immunity

.

Many studies are concluding that the immunity that protects us from SARS-CoV-2 can be short-lived.

An interesting study in this regard has been published in

Nature Medicine

and this time it has investigated four human coronaviruses that are in circulation.

What has the study found?

Reinfection is frequent and occurs seasonally

, about a year later.

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