Cardiac Matters
Understand Your Heart & How It Works...

Your heart beats 36 million times every year, and understanding this incredible organ empowers you to keep it healthy for life. Our expert advice covers everything from how your heart works to the latest treatments, helping you make informed decisions about cardiac care. Cardiac Matters is here to help.

Use our free Pulse Monitor which runs on your computer or phone with no data sent anywhere.

Try our 2 free tools including the Heart Risk Checker and Blood Pressure Explainer to get instant personalised help.

Most Read
What is an Electrocardiogram (ECG)?
An ECG measures your heart's electrical activity to diagnose heart problems, irregular rhythms, and other cardiac conditions.
Facts and Figures: Heart Disease in the UK
Heart disease kills 200,000 people yearly in the UK, with someone dying from a heart attack every six minutes.
Heart Health for Seniors
Heart disease, stroke, and angina become more common as we age, but protecting your heart through exercise and lifestyle changes can make a real difference.
Heart Medications: Common Side Effects and What to Do
Heart medications have side effects, but stopping them puts you at serious risk, talk to your doctor about alternatives instead.
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Latest Articles and Tools
Pulse Monitor
Use your phone or computer camera to measure your heart rate and keep a diary of readings over time. Export for your GP. All data stays on your device.
Heart Risk Checker
Check your heart disease risk factors and get personalised guidance.
Blood Pressure Explainer
Understand your blood pressure reading and what it means for your health.
Heart Medications: Common Side Effects and What to Do
Heart medications have side effects, but stopping them puts you at serious risk, talk to your doctor about alternatives instead.
Blood Pressure Monitors: Choosing and Using One at Home
Pick an upper arm monitor from a validated brand, then get accurate readings by sitting still with proper positioning.
Heart Disease and Your Mental Health
Why depression after a heart attack is common and why treating it matters just as much as treating your heart.
What Happens at Cardiac Rehabilitation?
Cardiac rehabilitation is a structured program with personalised exercise sessions and professional support designed for people recovering from heart problems.
Living With Heart Failure: A Practical Guide
Heart failure means your heart isn't pumping efficiently, but many people manage it well with the right medications, fluid control, and lifestyle changes.
Heart Attack Warning Signs Women Often Miss
Women often mistake heart attack symptoms for indigestion or fatigue, which is why they're more likely to miss critical warning signs.
What is an Aortic Dissection?
An aortic dissection is a tear in your aorta wall that needs urgent treatment, though it's rare in the general population.
I Had a Cardiac MRI: A Case Study
A 65-year-old woman describes her experience getting a cardiac MRI after chest pain and inconclusive angiogram results.
What Are Aldosterone Antagonists?
Aldosterone antagonists are diuretic drugs that reduce fluid buildup and ease symptoms in people with heart failure.
What is Perfusion Scanning?
Perfusion scanning uses medical imaging to check how blood flows through your heart and brain to spot blockages or damage.
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Understand Your Heart & How It Works...