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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.
Breast pain
2,996 total reports3.1% serious outcomes
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2,996
Total Reports
2
Deaths
92
Hospitalizations
3.1
Severity Rate
% serious outcomes
About Breast pain Reports
Breast pain has been reported 2,996 times in VAERS from 1990 to 2026.
Of these reports, 2 were associated with death (0.07%) and 92 involved hospitalization.
The overall serious outcome rate (death or hospitalization) for reports mentioning Breast pain is 3.1%.
Understanding Breast pain in VAERS
•Temporal association only: These reports show Breast pain occurred after vaccination, not necessarily because of vaccination.
•Background rates matter: Many symptoms occur naturally at baseline rates in the population, unrelated to vaccination.
•Reporting variability: Medical terminology may be used differently by various healthcare providers and over time.
•Investigation needed: High-frequency reports may trigger further epidemiological studies to determine causation.
What This Data Shows
Most Associated Vaccines: The vaccines most frequently mentioned in reports with Breast pain. This may reflect usage patterns, not causation.
Severity Patterns: The percentage of reports that involve serious outcomes can help prioritize safety investigations.
Reporting Trends: Changes in reporting frequency over time may reflect increased awareness, media attention, or actual safety signals.
Most Associated Vaccines
View all vaccines →Detailed Breakdowns
Quick Facts
Reports:2,996
Deaths:2
Hospitalizations:92
Mortality Rate:0.07%
Severity Rate:3.1%
Related Analysis
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Data Source
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.