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Can a Smartwatch Detect Atrial Fibrillation? When to Use Holter, Patch or an Implantable Loop Recorder (ILR)
Are you wondering whether your smartwatch can detect atrial fibrillation (AF) or rythm disorders? Or whether you might actually need an ILR (implantable loop recorder)? This guide gives you a clear, updated overview of what smartwatches can and cannot do when it comes to heart rhythm - and when a Holter monitor, patch monitor or ILR is the right choice. The article is written for patients, but is also relevant for GPs and healthcare professionals. Are ILR useful in assessin
Faraz Afzal
Nov 264 min read


Palpitations – What Could Be Causing Them?
Palpitations are a very common symptom that most people experience at least once in their lifetime.They can feel like your heart is beating fast, irregularly, skipping a beat - or suddenly pounding harder than usual. Most of the time, this is completely harmless. But in some cases, palpitations can be a sign of an underlying heart rhythm disorder that should be evaluated by a doctor. How Are Palpitations Evaluated? When you see a doctor for palpitations, the most important te
Faraz Afzal
Nov 103 min read


What is heart failure? (Part 3/3)
Heart Failure with Reduced Pump Function (HFrEF) When people hear the word “heart failure,” this is often the type they imagine – when the heart’s pump has become too weak to deliver enough blood to the body. In medical terms, this is called heart failure with reduced ejection fraction (HFrEF) . A related condition is HFmrEF , or heart failure with moderately reduced ejection fraction. For most patients, the distinction between these two is less important – the principles of
Faraz Afzal
Nov 45 min read


What Is Heart Failure? (Part 2/3)
What Is Heart Failure with Preserved Ejection Fraction (HFpEF)? This is Part 2 in the series “What Is Heart Failure?” In Part 1 , we explained what heart failure actually means - that the heart is unable to pump enough blood to meet the body’s needs. But did you know that about half of all the people with heart failure have a preserved pumping function? So, what does that really mean? Echcardiography of a heart with HFpEF When the heart pumps normally - but still fails When
Faraz Afzal
Oct 303 min read


What Is Heart Failure? (Part 1/3)
Heart failure is a common but often misunderstood condition. Many people think it means the heart has “stopped,” but that’s not the case. Heart failure means the heart is pumping less efficiently than before, and it can affect anyone, often without obvious symptoms in the early stages. Heart failure sounds dramatic — but it doesn’t mean that the heart has “stopped.”It means that the heart is not able to pump enough blood to meet the body’s needs, either because the pumping f
Faraz Afzal
Oct 273 min read


Atrial Fibrillation: Prevention Is Possible
Atrial fibrillation (AF) is an increasing public health challenge — but prevention is absolutely possible. Good control of blood pressure, body weight, blood sugar, and alcohol intake , along with appropriate management of heart failure and diabetes , can significantly reduce the risk of developing AF and its serious complications. Much has been written about what atrial fibrillation is and how it is treated. But far too little attention is given to how it can actually be p
Faraz Afzal
Oct 253 min read


Blood thinners: What do they actually do?
Many people take Aspirin (Albyl-E) “just to be safe” , but research shows it can do more harm than good. Here’s a clear overview of the different types of blood thinners, how they work, and who actually benefits from them. Blood Thinners - Two Types, One Important Difference Not all “blood thinners” actually thin the blood Many people think blood thinners make the blood thinner . That’s not quite true. These medications affect how the blood clots , not how thick it is. Th
Faraz Afzal
Oct 193 min read


Why Is Anticoagulant (Blood-Thinning) Treatment Important in Atrial fibrillation?
When the heart beats in atrial fibrillation , the upper chambers (atria) lose their normal, coordinated contraction. As a result, blood doesn’t flow efficiently through the atria but tends to swirl and stagnate . When blood stands still, the risk of forming a blood clot increases. If such a clot breaks loose, it can travel through the bloodstream to the brain and cause a stroke – one of the most serious complications of atrial fibrillation.A clot can also travel to the legs
Faraz Afzal
Oct 154 min read


Do you have atrial fibrillation and have an irregular pulse-curve during workouts? Here is why..
“Why does my heart rate graph look so messy when I work out?” That’s what Kari , who lives with permanent atrial fibrillation , asked me recently. She often trains with her friend Lise , whose heart rhythm is normal — sinus rhythm . They do the same workout, yet their heart rate graphs look completely different: Kari’s curve is irregular and jagged, while Lise’s is smooth and predictable. 💡 Read more about permanent atrial fibrillation 📊 The Heart Rate Graphs: Kari vs. Lise
Faraz Afzal
Oct 143 min read


💓 Can Atrial Fibrillation Come and Go? Yes – and the way it behaves tells us what type of atrial fibrillation you have.
🫀 What Is Atrial Fibrillation? Atrial fibrillation (AF) is a chaotic rhythm that starts in the heart’s upper chambers; the atria. Instead of beating in a steady rhythm, the heart fires off many small, irregular electrical signals that make it “fibrillate.” Typical symptoms include: 💢 Palpitations (a fast or fluttering heartbeat) 😮💨 Shortness of breath 🪫 Fatigue or reduced exercise tolerance The pulse can vary greatly, often around 150 beats per minute, but it’s differen
Faraz Afzal
Oct 93 min read


An irregular pulse and shortness of breath led to a 68-year-old being diagnosed with atrial fibrillation. Learn what happens in the heart, how the condition is detected, and why treatment is important
Irregular Pulse – What Was Wrong With the Heart? A 68-year-old man was admitted to the hospital because his heartbeat had been irregular...
Faraz Afzal
Oct 72 min read
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