February 4, 2026

A Straightforward Guide to What is a Head-Up Tilt Table Test

A head-up tilt table test (HUTT) — a simple, non-invasive test — is an essential diagnostic tool used to find the cause of: Unexplained fainting (medically termed syncope) Dizziness Lightheadedness If you’re experiencing these symptoms and considering a head-up tilt table test in Chennai, Dr. Karthigesan Clinic offers expert diagnostic care. This guide will explain […]

January 12, 2026

by Dr. Karthigesan

Exploring How to Stop Heart Palpitations After Eating

Does your heart flutter after a meal? You’re certainly not alone! These sensations — known as heart palpitations — often feel like your heart is racing, pounding, or fluttering. While these moments can be unsettling, they are frequently harmless — often stemming from the normal digestive process itself. Experiencing such symptoms? Seeking a heart rhythm […]

December 22, 2025

by Dr. Karthigesan

Are Indian People Genetically Prone to Developing Heart Attacks?

Indians are developing heart disease nearly a decade earlier than Western populations. So, why are Indians prone to heart attacks? The answer lies in a combination of: Genetic factors A rise in unhealthy lifestyle habits — like poor diet and lack of physical activity Increased stress levels Considering these factors, are you concerned about your […]

December 11, 2025

by Dr. Karthigesan

Heart Attack in Young Adults in India: Exploring the Rising Threat

Heart attacks were long labelled an “old man’s disease”. However, this perception is now outdated — especially in India. Now, a rising number of individuals in their 30s and 40s — particularly the working professionals in corporate roles — are experiencing this cardiovascular disease. This shift is mainly driven by a combination of: High-pressure lifestyles […]

November 22, 2025

by Dr. Karthigesan

Caffeine and Heart Rate: Exploring the Intricate Link

For many of us, a morning coffee or tea is an essential part of our daily routine. Caffeine gives that much-needed boost to start the day — but it also has a noticeable impact on your heart. Frequently experiencing irregular heartbeats or persistent palpitations that seem to be connected to your caffeine intake? Looking for […]

November 15, 2025

by Dr. Karthigesan

When to Worry About Heart Palpitations: What You Need to Know

Heart palpitations are irregular heartbeats that make you more aware of your heart’s rhythm — often triggered by stress, anxiety, or lifestyle factors. While they can feel unsettling, most are temporary, harmless, and not a cause for concern. Experiencing frequent or troubling episodes? Our specialist at Dr. Karthigesan Clinic offers the best heart rhythm treatment […]

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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

A Straightforward Guide to What is a Head-Up Tilt Table Test

Exploring How to Stop Heart Palpitations After Eating

Are Indian People Genetically Prone to Developing Heart Attacks?

Heart Attack in Young Adults in India: Exploring the Rising Threat

Caffeine and Heart Rate: Exploring the Intricate Link

When to Worry About Heart Palpitations: What You Need to Know

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