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Did you know if you have palpitations, chest pain it may be atrial fibrillation? Heart surgeon explains its dangers

Atrial fibrillation, a common heart rhythm disorder, can be dangerous. Heart surgeon explains its risk factors, treatments, and procedures.

Updated on: Feb 12, 2026 11:01 AM IST
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Cardiovascular disease (CVD) is one of the leading causes of death globally, and atrial fibrillation (AF), related to underlying CVD, is the most common arrhythmia, affecting more than 33 million people worldwide. According to the American Heart Association Journals, atrial fibrillation prevalence is expected to rise by 2‐ to 3‐fold by 2050.

Atrial fibrillation is the most common abnormal heart rhythm in adults. (Freepik)
Atrial fibrillation is the most common abnormal heart rhythm in adults. (Freepik)

Therefore, it is important to understand exactly what AF is, who is at risk of developing it, the dangers involved, and how to manage it. In an Instagram post shared on February 11, Dr Jeremy London, a board-certified heart surgeon with over 25 years of experience, explained all of the above.

What is atrial fibrillation?

According to the heart surgeon, atrial fibrillation is the most common abnormal heart rhythm in adults. To explain it in lay terms, he called it a ‘very irregular, inefficient way for the heart to beat.’

But how does it look on the operating table? According to the heart surgeon, “When we look at it in the operating room, the upper chambers of the heart look like a 'wiggling bag of worms' rather than the normal coordinated rhythm that you see with a normal sinus rhythm.

Dr London added that this condition can cause several symptoms, such as:

  • palpitations
  • lightheadedness
  • chest pain

Now, who gets it? Dr Jeremy London explained the risk factors, dangers, and treatments involved in atrial fibrillation:

Risk Factors:

• Age over 55 is the single most important risk factor.

• Other contributing factors include high blood pressure, diabetes, and heart failure.

Dangers:

• Stroke: There is a four-fold increase in risk for men and almost a six-fold increase for women.

• Heart Failure: If the inefficient rhythm is not managed over time, it can lead to heart failure.

Treatments and management:

Though Dr Jeremy noted that knowledge of atrial fibrillation is still evolving, with the hope that therapies and prevention protocols will continue to improve, here are some treatments and management tips he highlighted in the clip:

• Lifestyle modification is clearly important.

• Medications are used to control heart rate, and blood thinners are used to manage stroke risk.

• In addition, there are procedures that can be used to treat atrial fibrillation. Ablation therapy involves using small catheters to try to "rewire" the heart.

• The Watchman procedure can block the specific area in the heart where many strokes originate.

Note to readers: This article is for informational purposes only and not a substitute for professional medical advice. Always seek the advice of your doctor with any questions about a medical condition.

This report is based on user-generated content from social media. HT.com has not independently verified the claims and does not endorse them.

  • Krishna Pallavi Priya
    ABOUT THE AUTHOR
    Krishna Pallavi Priya

    Krishna Priya Pallavi is a journalist with over 9 years of experience, covering health, fashion, pop culture, travel, wellness, entertainment, festivals, mental health, art, decor, fitness, and sex and relationships. She is an alumna of the Indian Institute of Mass Communication (IIMC), Dhenkanal, and holds an undergraduate degree in Journalism and Mass Communication from Guru Gobind Singh Indraprastha University, Delhi. Her strong academic foundation informs her analytical and detail-oriented approach to storytelling, helping her uncover stories where none seem to exist. Before joining Hindustan Times, Pallavi worked with some of India’s leading media organisations. She spent close to three years at India Today, where she honed her newsroom skills and developed a sharp editorial sensibility. She also worked for over a year and a half at Vagabomb, ScoopWhoop’s feminist digital platform, where she explored stories through a gender-sensitive, socially aware lens. Pallavi has a deep interest in global fashion trends and international fashion seasons, and enjoys interviewing celebrities and tracking pop culture movements—interests that frequently translate into engaging, reader-friendly stories. Alongside lifestyle and entertainment, she has a keen eye for impactful health and wellness journalism, regularly interacting with doctors, designers, and digital content creators to bring nuance and credibility to her work. Born and raised in Haryana, Pallavi remains deeply connected to her ancestral roots in Odisha. Her ability to spot fresh angles brings curiosity and depth to stories she pursues. When not chasing deadlines, she enjoys spending time with her dog, planning her next vacation, reading, running new trails, and discovering new destinations.Read More

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