Important: VAERS reports alone cannot determine if a vaccine caused an adverse event. Reports may contain incomplete, inaccurate, or unverified information. Correlation does not equal causation.
Pneumonia appears in 9,607 VAERS reports across all vaccines. Of these, 1,607 reports also mentioned death and 5,951 involved hospitalization. The severity rate (deaths + hospitalizations as a percentage of reports) is 78.7%. The top vaccines associated with this symptom are COVID-19, Pneumococcal (PPV23), Flu (Trivalent). Remember: VAERS reports show temporal association, not causation.
Pneumonia has been reported 9,607 times in VAERS from 1990 to 2026.
Of these reports, 1,607 were associated with death (16.73%) and 5,951 involved hospitalization.
The overall serious outcome rate (death or hospitalization) for reports mentioning Pneumonia is 78.7%.
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.