Since the introduction of SARS-CoV-2 mRNA vaccines, there has been an ongoing debate about whether vaccinations or natural immunity provide superior protection. New research shows that while both ...

Public-health officials in the U.S., unlike their counterparts elsewhere, have steadfastly focused on Covid-19 vaccines in fighting the pandemic, acting as if natural immunity following Covid-19 ...

Research reveals a sharp decline in both the effectiveness and duration of protection from prior infection post-Omicron, underscoring the need for updated vaccines to sustain immunity Study: ...

Researchers found that natural immunity from previous flu infections has a significant impact on how well future influenza vaccinations work. In a new study funded by the National Institutes of Health ...