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.
Haemorrhage appears in 2,731 VAERS reports across all vaccines. Of these, 224 reports also mentioned death and 575 involved hospitalization. The severity rate (deaths + hospitalizations as a percentage of reports) is 29.3%. The top vaccines associated with this symptom are COVID-19, Flu (Trivalent), Hib. Remember: VAERS reports show temporal association, not causation.
Haemorrhage has been reported 2,731 times in VAERS from 1990 to 2026.
Of these reports, 224 were associated with death (8.20%) and 575 involved hospitalization.
The overall serious outcome rate (death or hospitalization) for reports mentioning Haemorrhage is 29.3%.
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.