Uploaded March 2026 | Updated September 2026, 3 weeks ago
The endothelium, the lining of the blood vessels, is one of the largest hormone-producing systems in the body, and most people have never heard of it. In this episode of the Metabolic Cardiology series, Dr. Aaron Hartman and Dr. Christian Jenski explain why the vascular endothelium functions as a massive endocrine organ and what happens when it becomes damaged.
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📖 UnCURABLE: From Hopeless Diagnosis to Defying All Odds
For everyone medicine has let down → UnCurableBook.com
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Stretching tens of thousands of miles through the body, the vascular system produces critical signaling molecules like nitric oxide and plays a central role in regulating inflammation, blood flow, clotting, and vascular tone. When this system is damaged, the disruption can ripple across multiple body systems in ways that standard cardiovascular testing often doesn't capture. This episode makes the case that protecting endothelial function may be one of the most overlooked opportunities in cardiovascular prevention.
Explore the full Metabolic Cardiology series playlist: youtube.com/playlist?list=PL1zKitZ5uAhoUqRYQS9WwRlTlX9xR7uVC
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CHAPTERS
00:00 — The Vascular System as a Hormone Organ
02:00 — The Surface Area of the Endothelium
04:30 — How Blood Vessels Produce Hormones
07:30 — Nitric Oxide and Vascular Signaling
10:30 — Why Endothelial Health Matters
13:30 — What Damages the Endothelium
16:30 — Hormones, Blood Flow, and Inflammation
19:30 — The Link Between Endothelial Damage and Disease
22:30 — Protecting the Endothelium
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ABOUT AARON HARTMAN, MD
Aaron Hartman, MD is a triple-board-certified physician, bestselling author of UnCURABLE: From Hopeless Diagnosis to Defying All Odds, and founder of Richmond Integrative & Functional Medicine. Dr. Hartman is known as the champion of the medically abandoned, helping people once labeled "uncurable" find REAL health and hope through the body's natural abilities to heal and repair.
AaronHartmanMD.com
The endothelium, the lining of the blood vessels, is one of the largest hormone-producing systems in the body, and most people have never heard of it. In this episode of the Metabolic Cardiology series, Dr. Aaron Hartman and Dr. Christian Jenski explain why the vascular endothelium functions as a massive endocrine organ and what happens when it becomes damaged.
---
📖 UnCURABLE: From Hopeless Diagnosis to Defying All Odds
For everyone medicine has let down → UnCurableBook.com
---
Stretching tens of thousands of miles through the body, the vascular system produces critical signaling molecules like nitric oxide and plays a central role in regulating inflammation, blood flow, clotting, and vascular tone. When this system is damaged, the disruption can ripple across multiple body systems in ways that standard cardiovascular testing often doesn't capture. This episode makes the case that protecting endothelial function may be one of the most overlooked opportunities in cardiovascular prevention.
Explore the full Metabolic Cardiology series playlist: youtube.com/playlist?list=PL1zKitZ5uAhoUqRYQS9WwRlTlX9xR7uVC
---
CHAPTERS
00:00 — The Vascular System as a Hormone Organ
02:00 — The Surface Area of the Endothelium
04:30 — How Blood Vessels Produce Hormones
07:30 — Nitric Oxide and Vascular Signaling
10:30 — Why Endothelial Health Matters
13:30 — What Damages the Endothelium
16:30 — Hormones, Blood Flow, and Inflammation
19:30 — The Link Between Endothelial Damage and Disease
22:30 — Protecting the Endothelium
---
ABOUT AARON HARTMAN, MD
Aaron Hartman, MD is a triple-board-certified physician, bestselling author of UnCURABLE: From Hopeless Diagnosis to Defying All Odds, and founder of Richmond Integrative & Functional Medicine. Dr. Hartman is known as the champion of the medically abandoned, helping people once labeled "uncurable" find REAL health and hope through the body's natural abilities to heal and repair.
AaronHartmanMD.com
