
EXPLAINER: Medicine's Forgotten Biomarker - The Homocysteine Story Your Doctor Missed
From Health Longevity Secrets by Robert Lufkin MD
April 30, 2026 · 14 min · Episode 260
About this episode
This episode discusses the discovery and implications of homocysteine as a biomarker for heart disease, highlighting its historical suppression in the medical community.
In 1969, Harvard pathologist Kilmer McCully discovered elevated homocysteine causes arterial damage and heart disease. He was forced out of Harvard. The Framingham Heart Study confirmed him. Then the AHA buried it anyway. CHAPTERS: 00:00 - McCully discovery and suppression 01:20 - Part 1: What homocysteine does to arteries (6 mechanisms) 03:25 - Part 2: The evidence they ignored 03:40 - Every 5 umol/L: 20-30% higher CAD risk, 60% stroke risk 04:50 - Alzheimers risk +48% (meta-analysis, 7,474...
People in this episode
Host: Robert Lufkin MD
Topics covered
- homocysteine
- heart disease
- arterial damage
- medical history
- biomarkers
Keywords
- homocysteine
- heart disease
- arterial damage
- Alzheimer's risk
- Framingham Heart Study
Mentioned in this episode
Organizations: Harvard, AHA, Framingham Heart Study
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