Thursday, October 29, 2026 Evidence-led medical research news
The First Cohort
Medical research, with the receipts

vaccine-safety

4 stories tagged "vaccine-safety"

Investigations

In Pfizer's Pivotal Trial, a Volunteer's Pericarditis Became a 'Suspected COVID' Case That Counted Against No One

The only Argentine site in Pfizer's pivotal trial was run by the same doctor who authored the results, and when a 35-year-old developed pericarditis after his second dose, the records moved the episode off the vaccine's ledger.

Infectious Disease

In 1999, Fifteen Reports Suspended a Vaccine Within Weeks. The Spike Signal Has Waited Years for a Study.

Spike protein has turned up in the vessel-lining cells of vasculitic skin lesions 18 months after the shot, and adverse-event reports keep stacking up. The agencies that suspended a vaccine over fifteen reports in 1999 now call thousands a coincidence.

Autoimmune & Inflammation

Rare but Real: The Autoimmune Hepatitis After mRNA That VAERS Was Built to Miss

Twenty-seven biopsy-confirmed cases of autoimmune hepatitis after an mRNA dose, jaundice and an ALT of 1,092 that resolved on steroids. The disproportionality math found 'no safety signal.' It was measuring a reporting system, not the liver.

Investigations

Retracted by Its Title: A Vaccine-SIDS Paper and a Standard That Isn't Science

A vaccine-safety paper sat in a peer-reviewed journal for five years, then was pulled in 2026 with a critic saying its title alone disqualified it. The science against the paper is strong; the retraction that followed wasn't science.