The Naked Heart began as a cardiology education project.
After 35 years in the NHS and 25 years as an interventional consultant cardiologist, I had treated thousands of patients with established cardiovascular disease — blocked arteries, unstable plaques, myocardial infarction and heart failure.
The Naked Heart was created to explain cardiovascular disease clearly — to patients, professionals and anyone who wanted to understand how the heart works and why it fails.
It focused on:
Coronary artery disease
Heart rhythm disorders
Structural heart disease
Cardiac imaging
Prevention strategies
It was about stripping cardiology back to fundamentals.
But over time, a deeper question emerged.
Cardiology 2.0 – The Interventional Era
Much of my career was defined by what might be called Cardiology 2.0.
This was the era of:
Invasive coronary angiography
Acute percutaneous coronary intervention
Balloon angioplasty and stents
Rapid treatment of myocardial infarction
It transformed survival. It was lifesaving and technically extraordinary.
But it was reactive.
By the time we were inserting a stent, disease was already advanced.
We had become exceptionally good at opening arteries.
We had not fully addressed why they were narrowing.
The Turning Point
As imaging advanced, the field began to shift.
Coronary CT allowed earlier detection of plaque. Calcium scoring identified subclinical disease. Preventive therapies became more aggressive and more targeted.
Yet even this left a fundamental issue unresolved.
Atherosclerosis is not simply an anatomical narrowing.
It is a biological and inflammatory process driven by metabolic stress.
And that recognition marks the arrival of Cardiology 3.0.
Cardiology 3.0 – Early Biological Detection
Cardiology 3.0 moves upstream of obstruction.
It focuses not just on plaque, but on the processes that create plaque.
This era is defined by:
AI-enhanced imaging to detect coronary inflammation
Fat Attenuation Index (FAI) to quantify vascular inflammatory activity
Advanced CT imaging to measure visceral adipose tissue
Continuous glucose monitors (CGMs) to assess stress within the insulin–glucose axis
Integrated metabolic phenotyping
This is no longer simply about seeing blockages.
It is about identifying biological stress before structural damage becomes critical.
The VAT Trap – The Metabolic Core
Three years after launching The Naked Heart, one pattern became increasingly clear.
Most cardiovascular disease shares upstream drivers:
Insulin resistance
Central adiposity
Chronic low-grade inflammation
Dyslipidaemia
Hypertension
At the centre of this network lies visceral adipose tissue (VAT).
Visceral fat is not passive. It is metabolically active. It drives inflammatory signalling, disrupts insulin regulation and accelerates vascular injury.
You may not see it.
Body mass index may not reflect it.
But CT can measure it.
The VAT Trap describes the modern condition in which individuals appear outwardly well yet carry hidden metabolic risk that silently accelerates cardiovascular disease.
In Cardiology 3.0, VAT is not a cosmetic issue.
It is a measurable biological driver.
From Naked Heart to VAT Trap
The Naked Heart explains the heart.
The VAT Trap explains why the heart becomes diseased.
Together they represent a progression:
Cardiology 2.0 – Rescue and revascularisation
Cardiology 3.0 – Early biological detection and metabolic intervention
From anatomy
To inflammation
To metabolism
One Platform
Both The Naked Heart and The VAT Trap are hosted at:
The next era is about preventing them from narrowing in the first place.
Cardiology 3.0 is not the abandonment of intervention. It is the refinement of prevention.
The heart was the starting point.
Metabolism is the frontier.
And the VAT Trap sits at the centre of that shift.
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