May 19, 2026

Understanding the Importance of Electrolytes for a Healthy Heart Rhythm

Even though it may seem simple, maintaining electrolyte balance is essential for your heart's health and daily well-being, and it plays a massive role in cardiovascular function. There are five primary minerals, such as calcium, magnesium, potassium, sodium, and phosphate, which help with heart rhythms. Choose whole foods instead of sugary drinks, which helps your […]

May 8, 2026

by Dr. Karthigesan

Recognising the Warning Signs of a Heart Attack in Women

Many women still misread or ignore symptoms, even though heart disease is the leading cause of death among them. There’s a common belief that heart attacks mainly affect men, but that’s not true. The warning signs of a heart attack in women can be different, subtle, and easy to miss, which makes awareness very important. […]

April 28, 2026

by Dr. Karthigesan

Understanding the Common Triggers of Heart Palpitations and Managing Cardiac Health

Heart palpitations are often described as a fluttering, pounding, or skipped heartbeat. While these sensations can cause concern, they are usually a natural response to temporary stress and are rarely dangerous. Most of the time, the heart is simply reacting to temporary stress or everyday triggers. Because there are so many different reasons this can […]

April 11, 2026

by Dr. Karthigesan

Understanding the Physiological Link Between Weight Loss and Heart Arrhythmia

Heart arrhythmia, an irregular heartbeat, occurs when malfunctioning electrical signals disrupt your heart's rhythm. Weight loss and heart arrhythmia are linked; hence, by shedding weights too quickly, you reduce your heart's electrical stability. Deep down, you suspect extreme methods are dangerous; they trigger arrhythmia by rapidly changing body composition, disrupting electrolyte balance, and affecting hydration. […]

March 25, 2026

by Dr. Karthigesan

Understanding how blood glucose affects heart rate for metabolic health

You might think: how do blood glucose and heart rate affect each other as separate metrics? They’re more interconnected than many realise. This glucose provides energy for day-to-day activities, and fluctuations in glucose levels can affect your heart rate. Understanding these fluctuations and recognising the importance of Heart rhythm treatment when such fluctuations arise can […]

March 10, 2026

by Dr. Karthigesan

Understanding Key Facts and Myths About Atrial Fibrillation

Your heart is a muscle with a complex cardiac electrical system that controls the pumping action of the four chambers of the heart. When this cardiac electrical system malfunctions, it causes a heart arrhythmia — an abnormal heart rhythm you might feel as a fluttering or irregular sensation in your chest. In some cases, doctors […]

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Photo of Dr. Karthigesan A.M, Senior Consultant Cardiologist, Apollo Hospitals, Chennai.

Dr. A. M. Karthigesan

Interventional Cardiologist in Chennai

Blog

Understanding the Importance of Electrolytes for a Healthy Heart Rhythm

Recognising the Warning Signs of a Heart Attack in Women

Understanding the Common Triggers of Heart Palpitations and Managing Cardiac Health

Understanding the Physiological Link Between Weight Loss and Heart Arrhythmia

Understanding how blood glucose affects heart rate for metabolic health

Understanding Key Facts and Myths About Atrial Fibrillation

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