An irregular heartbeat, also known as arrhythmia, is the condition where the heart beats in an irregular rhythm. Irregular heartbeat can be harmless or temporary but it also can cause serious heart conditions. It is important to understand the causes and observe the early symptoms to find the best effective treatment options for maintaining a healthy life.
Key takeaways
- An irregular heartbeat occurs when the heart’s electrical signals malfunction, causing the heart to beat too fast, too slow, or unevenly rhythm, and can range from harmless to serious.
- Common symptoms include palpitations, dizziness, fatigue, and shortness of breath, and early medical evaluation helps prevent complications like stroke or heart failure.
- Most irregular heartbeats can be effectively managed through lifestyle changes, medications, or medical procedures when diagnosed early.
What Is an Irregular Heartbeat?
Normally the heart beats in a steady rhythm and is coordinated with the resting or exercise state which is usually 60 – 100 beats per minute when resting. The irregular heartbeat is when the electrical signals that manage the heart do not work properly.
Common Types of Irregular Heartbeat
- Atrial Fibrillation (AFib): happens when chaotic electrical signals in the upper chambers of the heart (atria) which causes irregular heartbeat.
- Bradycardia: Heart beats too slow due to when the heart’s natural pacemaker or electrical pathways send signals too slowly.
- Tachycardia: Abnormally beats too fast which results from when abnormal electrical signals trigger the heart to beat too quickly.
- Premature Heartbeats: Feel the extra beats that can disrupt the normal rhythm, which can be the sensation of skipped beats. This happens when extra electrical impulses fire early in the heartbeat cycle
What does irregular heartbeat feel like?
In some cases, you may not feel the noticeable symptoms of irregular heartbeat until discovered during medical examinations, but these are some noticeable symptoms;
- Fluttering or pounding in the chest
- Skipped beats
- Racing or slow pulse
- Palpitations or fluttering sensations
- Shortness of breath
- Chest discomfort
- Fatigue or weakness
- Light-headedness or dizziness
When to seek medical attentions
If you have repeated and frequent sensation of palpitations, unexplained fatigue, or dizziness, It is important to have consultation with a healthcare professional. Early evaluation can help prevent the conditions from developing into serious complications such as stroke or heart failure.
Causes of an Irregular Heartbeat
Irregular heartbeat can be resulted from various reasons such as:
- Heart disease or previous heart attack
- High blood pressure or diabetes
- Too much caffeine, alcohol, or nicotine consumption
- Electrolyte imbalances (such as low potassium or magnesium)
- Stress and anxiety
- Certain side effects from medications
How to diagnose Irregular Heartbeat
There are many medical examinations that can be used to identify irregular heartbeat. These are common diagnosis methods that doctors may recommend.
- Electrocardiogram (ECG or EKG): Records the heart’s electrical activity
- Holter monitor: Tracks heart rhythm over 24–48 hours
- Event recorder: Captures irregular rhythms over longer periods
- Blood tests: Identify underlying conditions
- Echocardiogram: Assesses heart structure and function
Irregular Heartbeat’s treatment options
Treatment options for irregular heartbeat can start from lifestyle changing to medical procedure, which depends on how severe the conditions are, the underlying cause and other factors.
Lifestyle Changes
- Reducing caffeine and alcohol intake
- Managing stress
- Improving sleep habits
- Exercising regularly (as advised by a doctor)
Medications
- Antiarrhythmic drugs
- Blood thinners to reduce stroke risk
- Medications to control heart rate
- Medical Procedures
- Cardioversion: Resets heart rhythm using controlled electrical shocks
- Catheter ablation: Targets faulty electrical pathways
- Pacemaker or implantable defibrillator (ICD): Helps regulate heart rhythm
Irregular heartbeat preventions
You can reduce the risk of irregular heartbeat by maintaining a healthy diet and lifestyle, monitor blood pressure and cholesterol, avoid risk factors such as smoking, alcohol and getting regular health check-ups
Schedule a Heart Health Assessment at AHVC
The team at Asian Heart & Vascular Centre (AHVC) specialises in cardiovascular care. From baseline risk screening to advanced diagnostic imaging, our cardiologists provide personalised guidance to help you stay ahead of heart disease rather than simply respond to it.
FAQ
What causes an irregular heartbeat?
An irregular heartbeat can be triggered by current or previous heart disease, high blood pressure, high stress, electrolyte imbalances, excessive caffeine or alcohol, medications, or thyroid problems.
When to worry about an irregular heartbeat?
It is recommended to seek a cardiologist’s consultation if you frequently feel an irregular heartbeat or are accompanied by chest pain, shortness of breath, dizziness, fainting, or weakness.
How do I get my irregular heartbeat back to normal?
Treatment for irregular heartbeat may include lifestyle changes, medications, or medical procedures depending on the severity, cause, and should be guided by a healthcare professional.
Can I live a long life with an irregular heartbeat?
Yes, many people with these conditions can live a long healthy life when it is properly managed and monitored under healthcare experts.
What should you not do with an irregular heartbeat?
You should avoid smoking, having too much caffeine or alcohol, ignoring repeated symptoms, and stopping prescribed medications without medical advice.
References
This article draws on the following sources
- American Heart Association. Arrhythmia [Internet]. Available from: https://www.heart.org/en/health-topics/arrhythmia
National Heart, Lung, and Blood Institute. Arrhythmias [Internet]. Available from: https://www.nhlbi.nih.gov/health/arrhythmias
European Society of Cardiology. Atrial fibrillation guidelines [Internet]. Available from: https://www.escardio.org/Guidelines/Clinical-Practice-Guidelines/Atrial-Fibrillation
- Centers for Disease Control and Prevention. Heart disease facts [Internet]. Available from: https://www.cdc.gov/heartdisease
Disclaimer: This article is intended for general informational purposes only and does not constitute medical advice. Normal ranges cited are based on published guidelines from the American Heart Association and European Society of Cardiology. For personalised cardiovascular assessment, consult a qualified cardiologist at AHVC.