• Published on: May 19, 2025
  • 3 minute read
  • By: Secondmedic Expert

Why Silent Heart Attacks Are Rising Among Indians Under 40

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Introduction

Heart attacks have long been considered a condition affecting older adults. But over the past few years, a worrying trend has emerged in India—silent heart attacks among people under the age of 40 are on the rise. These are heart attacks that occur with little or no obvious symptoms, making them especially dangerous.

So why is this happening? What are the reasons behind this silent epidemic? In this blog, we’ll explore the growing concern of silent heart attacks in young Indians, their causes, signs to watch for, and how you can protect yourself and your loved ones.

What is a Silent Heart Attack?

A silent heart attack, medically known as a silent myocardial infarction, happens when the blood flow to a part of the heart is blocked, but the usual symptoms like chest pain or discomfort are missing. Many people mistake it for indigestion, fatigue, or anxiety, and don’t realize they’ve had a heart attack until much later.

By the time it's diagnosed, some damage has already been done to the heart. That’s what makes it more dangerous—you may not even know it happened until it’s too late.

Alarming Trend: Younger Indians at Risk

India is seeing more cases of heart attacks among people in their 20s and 30s. In the past, these were considered rare. But now, it’s becoming increasingly common, especially in urban areas.

Here are some facts that highlight this trend:

  • Nearly 1 in 5 heart attack patients in Indian hospitals are under 40.

  • Many are fit-looking, working professionals with no known heart problems.

  • In several cases, the first sign of heart disease is the heart attack itself—and sometimes, it’s silent.
     

So, what’s causing this shift?

Top 7 Reasons Why Silent Heart Attacks Are Rising Among Indians Under 40

1. Unhealthy Lifestyle

Fast-paced lives, late-night work schedules, poor diet, and lack of sleep have become the norm. Add junk food, sugar-loaded drinks, and smoking to the mix, and you’ve got a recipe for disaster.

2. High Stress Levels

Chronic stress increases blood pressure and leads to inflammation in the arteries. Young professionals facing pressure in jobs, studies, or family life are often silently harming their heart health.

3. Sedentary Habits

Many people, especially in IT and corporate jobs, spend long hours sitting without movement. Lack of exercise is directly linked to a higher risk of heart disease.

4. Diabetes & Hypertension at a Young Age

More Indians are developing type 2 diabetes and high blood pressure in their 20s and 30s, often without knowing it. These are major risk factors for heart attacks.

5. Smoking and Alcohol

Smoking, especially among men under 40, is still common in India. It narrows blood vessels and damages the heart. Regular alcohol use also increases risk when combined with poor lifestyle choices.

6. Family History of Heart Disease

If heart problems run in your family, your risk is automatically higher—even if you feel healthy. Many young people ignore this factor.

7. Lack of Regular Health Check-ups

Young adults often believe they are “too young” to get sick and avoid check-ups. Silent heart issues can go undetected for years without tests like ECG, cholesterol, or blood pressure checks.

Signs You May Be Having a Silent Heart Attack

Since silent heart attacks don’t cause obvious chest pain, you have to be more alert. Here are some subtle signs to watch for:

  • Mild discomfort in the chest, back, or jaw

  • Unexplained fatigue or tiredness

  • Dizziness or lightheadedness

  • Shortness of breath, even with small activity

  • Cold sweats

  • Nausea or feeling like you have indigestion
     

These symptoms may come and go, so many people ignore them. But if you feel “not quite right”, especially if you have risk factors, don’t ignore it—get checked immediately.

How to Protect Yourself

Preventing silent heart attacks starts with knowing your risks and taking proactive steps to stay healthy:

1. Get Regular Health Check-Ups

Annual heart screenings, cholesterol checks, and blood pressure monitoring can catch problems early—even if you feel fine.

2. Eat a Heart-Healthy Diet

Focus on fresh fruits, vegetables, whole grains, lean proteins, and healthy fats. Avoid processed foods, excess salt, and sugary drinks.

3. Exercise 30 Minutes Daily

A brisk walk, yoga, swimming, or cycling can strengthen your heart and improve blood flow.

4. Quit Smoking

It’s one of the biggest risk factors for early heart disease. If you smoke, get help to quit today.

5. Manage Stress

Take time out daily to relax. Deep breathing, meditation, hobbies, or talking to someone can help reduce stress.

6. Limit Alcohol

Cut back on drinking, especially binge-drinking on weekends, which is common among young adults.

7. Know Your Family History

If heart disease runs in your family, be extra careful and talk to your doctor about your risks.

When to See a Doctor

If you feel even mild symptoms or just feel unusually tired or breathless without reason, it’s better to get a check-up. Don’t wait—heart issues in young people can be caught early with the right medical help.

You can book a cardiology consultation online and get lab tests done from the comfort of your home. Early detection can save your life.

Conclusion

The rising cases of silent heart attacks among Indians under 40 are a wake-up call. With fast lives, unhealthy habits, and silent symptoms, many young people are unknowingly at risk. But the good news is, heart disease is often preventable with simple lifestyle changes and timely check-ups.

If you’re under 40, don’t ignore your heart health. Take action today to protect yourself and your future.

Worried about your heart health? Book a cardiology check-up now and understand why silent heart attacks are rising among Indians under 40.

Read FAQs


A. A silent heart attack occurs without obvious symptoms like chest pain. It may feel like fatigue or indigestion, making it harder to detect.

A. Unhealthy lifestyles, high stress, lack of exercise, smoking, and undiagnosed conditions like diabetes or high cholesterol are key contributors.

A. Tests like Lipid Profile, HbA1c, hs-CRP, and Aarogyam B Pro by Thyrocare offer insights into heart health and risk factors.

A. Yes, you can book Thyrocare lab tests online through SecondMedic.com, with home sample collection available in many cities.

A. Mild fatigue, shortness of breath, dizziness, or back/jaw discomfort can be early signs. Always consult a doctor if you feel something isn’t right.

Read Blog
Hidden Sodium in Indian Foods

Hidden Sodium in Indian Foods – Why It Matters

When we think of salty foods, items like chips, pickles, and papads usually come to mind. But what if we told you that many everyday Indian dishes — the ones we consider "normal" or even "healthy" — are loaded with hidden sodium? This is especially important because excess salt (sodium) is a major factor behind rising cases of high blood pressure, heart disease, and kidney problems in India.

Let’s understand what hidden sodium is, why it is found in so many Indian foods, and how it silently affects your health.

 

What Is Sodium and Why Do We Need It?

Sodium is a mineral that our body needs in small amounts. It helps in:

  • Controlling blood pressure

  • Balancing fluids in the body

  • Supporting muscle and nerve function
     

But the key word here is “small” amounts.

According to the World Health Organization (WHO), an adult should not consume more than 2,000 mg of sodium per day — roughly one teaspoon of salt. However, studies show that Indians are consuming twice that amount, and often without realizing it.

 

What Is Hidden Sodium?

Hidden sodium refers to the salt content in foods that don’t taste salty or where you don’t expect salt. This includes:

  • Ready-made spice blends

  • Pickles and chutneys

  • Snacks like bhujia, samosas, or farsan

  • Bakery items like bread, biscuits, and cakes

  • Canned or preserved foods

  • Processed or packaged items like instant noodles or ready-to-eat meals
     

You might not sprinkle extra salt on these foods, but they already contain high levels of sodium.

 

Common Indian Foods High in Hidden Sodium

Here are some everyday foods that may surprise you with their sodium levels:

1. Pickles and Papads

Almost every Indian household has pickles and papads. A single spoon of pickle or a piece of papad can have 200-300 mg of sodium. We eat them as sides, but they add up quickly in your daily intake.

2. Spice Mixes and Masalas

Store-bought masalas like garam masala, chaat masala, and pav bhaji masala often contain added salt to enhance flavor. Every spoon you add means more sodium, even if you don’t add salt separately.

3. Instant and Packaged Foods

Instant noodles, soups, and snacks like sev, murukku, or mixture are loaded with salt to preserve them and enhance taste. Even a small packet can exceed 1,000 mg sodium!

4. Street Food

Street foods like chaat, vada pav, samosa, and pakoras are often seasoned heavily with salty masalas, chutneys, and sauces.

5. Restaurant & Takeaway Food

Curries, biryanis, dals, and even roti or naan from restaurants contain more salt than home-cooked food. Chefs add salt multiple times – during marination, cooking, and seasoning.

 

How Hidden Sodium Affects Your Health

1. High Blood Pressure

Sodium pulls water into the bloodstream, increasing blood volume. This raises your blood pressure, putting strain on the heart.

2. Heart Disease & Stroke

Over time, high blood pressure damages arteries, leading to heart attacks and strokes — two of the biggest killers in India.

3. Kidney Damage

Excess sodium makes kidneys work harder, and over time, they may fail to remove toxins efficiently.

4. Water Retention and Bloating

High sodium causes your body to hold on to extra water, making you feel puffy and bloated.

5. Increased Risk of Osteoporosis

Too much salt can cause the body to lose calcium, leading to weak bones over time.

 

Why Is This a Bigger Issue in India?

  • Cultural habits: We love flavor, and salt enhances taste. From spicy pickles to tangy chaat, salt is everywhere in Indian cuisine.
     

  • Lack of awareness: Many people don’t know that even “non-salty” foods like biscuits or bread have sodium.
     

  • No clear labeling: Many Indian packaged foods don’t clearly mention sodium levels.
     

  • Rising packaged food consumption: Urban lifestyles mean more reliance on processed foods.
     

 

How to Reduce Hidden Sodium in Your Diet

You don’t need to give up your favorite Indian foods — just make smarter choices:

Read Labels

Look for “low sodium” or “no added salt” options in packaged foods. Check the nutrition panel for sodium content.

Cook at Home

Cooking at home gives you full control over how much salt you use. Avoid adding salt to rice or chapati dough.

Limit Pickles, Papads & Chutneys

Enjoy these in moderation — they are sodium bombs. Use smaller portions or make low-salt versions at home.

Cut Back on Packaged Snacks

Instead of salted namkeen, go for roasted chana, fresh fruits, or homemade snacks.

Use Herbs & Spices

Flavor your food with herbs like coriander, mint, curry leaves, or spices like cumin, turmeric, ginger, garlic, and mustard. They add taste without the salt.

Avoid Extra Table Salt

Don’t sprinkle salt on salads, curd, or fruits. Train your taste buds to enjoy food with less salt.

Hydrate Well

Drink enough water daily — it helps flush out excess sodium from the body.

 

A Word for Those With Health Issues

If you have high blood pressure, kidney issues, or are at risk of heart disease, you need to be even more careful. Talk to your doctor or a dietitian about a low-sodium diet plan suitable for your lifestyle.

 

Conclusion: Don’t Let Sodium Stay Hidden

Sodium is essential in small amounts, but hidden sodium in Indian foods is putting your health at risk — quietly, every day. The problem is not just about adding less salt; it's about knowing where the salt is hiding.

Start small — read food labels, choose fresh over processed, and use herbs to flavor your meals. With a little awareness and effort, you can take control of your salt intake and protect your long-term health.

Take the first step towards a healthier heart and body by learning more about hidden sodium in Indian foods – why it matters.

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