Diseases, Conditions, Syndromes

Viral loads similar between vaccinated and unvaccinated people

Anew study from the University of California, Davis, Genome Center and UC San Francisco shows no significant difference in viral load between vaccinated and unvaccinated people who tested positive for the delta variant of ...

Diseases, Conditions, Syndromes

Four factors that increase the risk of vaccinated people getting COVID

Two weeks after your second COVID-19 vaccine dose, the protective effects of vaccination will be at their highest. At this point, you're fully vaccinated. If you still get COVID-19 after this point, you've suffered a "breakthrough" ...

Immunology

'Natural immunity' from omicron is weak and limited, study finds

In unvaccinated people, infection with the omicron variant of SARS-CoV-2 provides little long-term immunity against other variants, according to a new study by researchers at Gladstone Institutes and UC San Francisco (UCSF), ...

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