Heart attack prevention guide: Daily habits, diet changes, and medical checks that can save your life

A heart attack looks sudden, but the story usually begins years earlier. Small, repeated choices slowly shape the health of arteries, blood pressure, and metabolism. In India, cardiovascular diseases account for nearly 28% of all deaths, according to the Indian Council of Medical Research (ICMR). What makes this more concerning is how early these risks now begin, often in the 30s or even earlier.
The good news is simple: most of these risks are preventable. The focus is not on drastic overhauls but on steady, practical habits that fit into daily life.

“Heart attack prevention is not about one big change, but rather about making a series of everyday decisions that help keep your heart healthy over time,” says Dr Varun Bansal, senior consultant, cardiothoracic and vascular surgery, robotic surgery, Indraprastha Apollo Hospitals.

He adds, “I always tell my patients that nearly 80% of premature heart disease is preventable with the right habits.”

This shifts the mindset. Health is not about extremes. It is about what happens every day, from what goes on the plate to how stress is handled before bed.

Food does more than fill hunger. It directly affects cholesterol levels, inflammation, and blood vessel health.

Dr Bansal explains, “First, start with your plate. Focus on a balanced diet that is rich in fruits, vegetables, whole grains, nuts, and lean protein, and avoid foods that are high in salt, sugar, and preservatives.”

A practical way to look at this is balance, not restriction. A plate with half vegetables, one-quarter protein, and one-quarter whole grains works well for most people. Traditional Indian foods like dal, sabzi, and roti can be heart-friendly when oil and salt are kept in check.

A government-backed resource by the National Institute of Nutrition (ICMR-NIN) offers detailed dietary guidelines.

These guidelines emphasise portion control, seasonal foods, and limiting processed items.

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Exercise is often seen as a chore, but the heart sees it differently. It improves circulation, lowers blood pressure, and helps control weight.

Dr Bansal notes, “In addition, being physically active is also critical. Just 30 minutes of moderate exercise for five days a week is enough to lower your cardiovascular risk.”

This does not mean intense workouts. Brisk walking, cycling, or even consistent stair climbing can be enough. The key is consistency, not intensity.

Even small bursts of movement through the day can reduce risk when done regularly.

High blood pressure, diabetes, and high cholesterol often show no clear symptoms. Yet they steadily damage blood vessels.

Dr Bansal warns, “Silent heart risks, such as hypertension, diabetes, and high cholesterol, are not always immediately apparent until it is too late. It is critical that you get screened, especially after the age of 30, or even earlier if you have a family history.”

In India, hypertension affects nearly one in three adults, according to a study published in NIH.

Regular screening once a year can catch problems early. A simple blood test and blood pressure check can change the course of health.

India is often called the diabetes capital of the world. Rising blood sugar levels are now seen even in younger adults.

Dr Bansal highlights, “Additionally, it is important to regularly check blood sugar levels, as the number of young diabetics is increasing, significantly contributing to the risk of heart disease.”

Uncontrolled diabetes damages arteries over time. Managing sugar is not only about avoiding sweets. It involves regular meals, fibre-rich foods, and staying active.

Stress does not just affect the mind. It raises blood pressure, disrupts sleep, and can trigger unhealthy habits like overeating or smoking.

Dr Bansal explains, “Stress management and sleep are two aspects of health that are often ignored but have a major impact on health. Chronic stress and sleep can quietly strain your cardiovascular system.”

Adults need about 7 to 8 hours of sleep each night. Poor sleep over time increases the risk of heart disease. Simple habits like fixed sleep timings, reduced screen use at night, and mindful breathing can help.

“The heart does not fail suddenly. It is a result of your choices. So, make the right choices,” says Dr Bansal.

This idea brings everything together. Prevention is not about fear. It is about awareness and consistency.

Small changes like choosing home-cooked meals, walking after dinner, checking health numbers once a year, and managing stress can create a strong protective layer over time.

Medical experts consulted
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This article includes expert inputs shared with TOI Health by:

Dr Varun Bansal, senior consultant, cardiothoracic and vascular surgery, robotic surgery, Indraprastha Apollo Hospitals.

The inputs were used to explain how daily habits, dietary choices, and timely medical check-ups play a crucial role in preventing heart attacks and protecting long-term heart health.