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 ...

Spring can see frequent COVID cases, since the effectiveness of fall vaccines can start to wane, and people tend to travel more as soon as the warm weather returns, which can increase exposure to ...

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: ...