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The Stress Echocardiogram: What to Expect
Tests & Procedures The Stress Echocardiogram: What to Expect A stress echocardiogram combines an ultrasound of the heart with an exercise challenge, revealing how the heart performs under pressure, not just at rest.
A/Prof. Nagesh Anavekar · Jun 29, 2026
Live Well The Nuclear Stress Test: What It Is, What to Expect, and Why It’s Requested The nuclear stress test, myocardial perfusion imaging, provides a detailed map of blood flow through the heart muscle at rest and under stress. It's typically requested when other investigations haven't provided sufficient information.
Prof. Peter Barlis · Apr 2, 2025
T Wave Inversion on Your ECG: What It Actually Means
Tests & Procedures T Wave Inversion on Your ECG: What It Actually Means T wave inversion describes a small wave on the tracing pointing down instead of up. In several of the heart's twelve viewpoints that is completely normal. What matters is which ones, and whether it is new.
Prof. Peter Barlis · Aug 27, 2026
When Blood Pressure Won’t Come Down: What Happens Next
Conditions When Blood Pressure Won’t Come Down: What Happens Next Blood pressure that stays high despite three or more medications has a name, and in most cases an explanation. What clinicians check first, why spironolactone is usually the fourth medicine added, and how narrow the role of renal denervation really is.
Prof. Peter Barlis · Jul 29, 2026
The Hair Loss Question
Conditions The Hair Loss Question Hair clinics and GPs increasingly send people to check with their heart doctor before starting treatment. There is a good reason for that, and it runs in both directions.
Prof. Peter Barlis · Jul 29, 2026
Beta-Blockers: Uses, Side Effects, and Precautions
Medications Beta-Blockers: Uses, Side Effects, and Precautions Beta-blockers calm the heart by blocking adrenaline, and they treat far more than blood pressure. Here is what yours is doing, the side effects worth knowing about including vivid dreams, and why you must never stop one suddenly.
Prof. Peter Barlis · Jul 28, 2026
Aortic Dissection: The Chest Pain That Cannot Wait
Conditions Aortic Dissection: The Chest Pain That Cannot Wait Most cardiac emergencies build gradually. An aortic dissection does not. It arrives at full force in people who felt perfectly well moments earlier, and recognising the pain is what gets you to hospital in time.
Prof. Peter Barlis · Jul 17, 2026
The Positive Heart Health Benefits of Olive Oil
Live Well The Positive Heart Health Benefits of Olive Oil Extra-virgin olive oil has more evidence behind it than almost any other food in cardiovascular nutrition. Here is what the research actually shows, and how to make the most of it.
Kathy Marinias RN · Jul 8, 2026
SCAD: Spontaneous Coronary Artery Dissection: What It Is and What to Expect
Conditions SCAD: Spontaneous Coronary Artery Dissection: What It Is and What to Expect SCAD is a heart attack caused by a tear in the artery wall, not cholesterol. It mostly affects healthy women in their 40s and 50s, and the recovery outlook for most people is genuinely positive.
Prof. Peter Barlis · Jul 7, 2026
CoQ10 and Your Heart: What the Evidence Actually Shows
Live Well CoQ10 and Your Heart: What the Evidence Actually Shows CoQ10 is a widely used supplement, especially among people on statins, but the evidence is more mixed than the marketing suggests. Here is what it can and can't do, who might benefit, and the interactions that matter if you are on a blood thinner.
Prof. Peter Barlis · Jul 4, 2026
What Is a Troponin Test, and Why Is It Used for Chest Pain?
Tests & Procedures What Is a Troponin Test, and Why Is It Used for Chest Pain? Troponin is the blood test at the heart of chest pain assessment. If you have been to emergency with chest pain, here is what it measures and what the result means.
Kathy Marinias RN · Jun 19, 2026
AI in Cardiology: What It Means for Your Heart, and What It Cannot Do
Conditions AI in Cardiology: What It Means for Your Heart, and What It Cannot Do You may have heard that artificial intelligence is changing medicine and felt unsure whether to be excited or uneasy. Here is what AI is genuinely doing in cardiology today, and why your cardiologist, not an algorithm, still makes the decisions.
Prof. Patrick W. Serruys · Jun 14, 2026

When Blood Pressure Won’t Come Down: What Happens Next

Managing resistant hypertension — blood pressure monitoring and medication options explained by Prof. Peter Barlis

Blood pressure that stays high despite three or more medications has a name, and in most cases an explanation. What clinicians check first, why spironolactone is usually the fourth medicine added, and how narrow the role of renal denervation really is.

The Hair Loss Question

Hair loss and heart medicines

Hair clinics and GPs increasingly send people to check with their heart doctor before starting treatment. There is a good reason for that, and it runs in both directions.

Beta-Blockers: Uses, Side Effects, and Precautions

Beta-blockers

Beta-blockers calm the heart by blocking adrenaline, and they treat far more than blood pressure. Here is what yours is doing, the side effects worth knowing about including vivid dreams, and why you must never stop one suddenly.