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.
Heart rate increased appears in 24,004 VAERS reports across all vaccines. Of these, 121 reports also mentioned death and 2,220 involved hospitalization. The severity rate (deaths + hospitalizations as a percentage of reports) is 9.8%. The top vaccines associated with this symptom are COVID-19, Flu (Trivalent), Shingles (Zostavax). Remember: VAERS reports show temporal association, not causation.
Heart rate increased has been reported 24,004 times in VAERS from 1990 to 2026.
Of these reports, 121 were associated with death (0.50%) and 2,220 involved hospitalization.
The overall serious outcome rate (death or hospitalization) for reports mentioning Heart rate increased is 9.8%.
This data comes from the Vaccine Adverse Event Reporting System (VAERS), jointly managed by CDC and FDA.