Medically Reviewed By: Dr Paul Lim – MBBS, M.Med (Int Med), MRCP (UK), FAMS (Cardiology)
Most heart disease is shaped by how we live day to day — and the good news is that the habits that build a stronger heart are within reach. The eight habits below are drawn from the same behaviours the American Heart Association groups as Life’s Essential 8. You do not need to change everything at once: even small changes lower cardiovascular risk, and improving one habit often makes the others easier.
Heart and blood-vessel disease is the leading cause of death worldwide, and the number of people living with it has more than doubled since 1990.
Those changeable risks are what the eight habits below work on — they act through your blood pressure, cholesterol, blood sugar and weight.
There is no quick fix here, and you do not need one. Modest, lasting changes lower risk — and the largest single gain comes from leaving an extreme behind: inactive to active, or smoking to smoke-free.
Each of these is supported by cardiovascular guidelines. None depends on the others — start wherever feels most achievable.
Aim for at least 150 minutes a week of moderate exercise (such as brisk walking) or 75 minutes of vigorous exercise (such as jogging). Even a daily 30-minute walk makes a real difference. The most valuable change is going from inactive to doing something — any activity beats none. Our heart rate zones guide helps you judge your intensity.
Do muscle-strengthening exercises on at least two days a week, working all the major muscle groups. This complements aerobic exercise, helps maintain a healthy weight, and supports overall fitness — body-weight moves, resistance bands or weights all count.
A Mediterranean or DASH pattern — rich in vegetables, fruit, whole grains, nuts, legumes and fish — is consistently linked with better heart health. These eating patterns also help manage blood pressure and cholesterol. You do not need a perfect diet; shifting the balance of your plate in this direction is what counts.
Minimise or cut out sugar-sweetened beverages — soft drinks, sweetened coffee and tea, and bottled juices. They add sugar with little to keep you full, and regular intake is associated with insulin resistance and heart problems. Swapping to water or unsweetened options is one of the easiest wins here.
Limit saturated fat and salt, and avoid trans fats altogether. Small changes in how food is cooked and seasoned — grilling instead of deep-frying, using herbs and spices in place of extra salt — help protect your blood vessels and keep blood pressure in check.
Avoiding tobacco is one of the most important things you can do for your heart. If you currently smoke or vape, stopping is the single most protective change you can make — the benefits begin within weeks and keep building. Support to quit works, so ask your doctor if you find it hard to stop alone.
Good sleep is now recognised as a core pillar of cardiovascular health, though it is often overlooked. Most adults need around 7 to 9 hours of good-quality sleep a night. Regular sleep and wake times, and winding down before bed, help both the quantity and the quality.
Finding healthy ways to handle stress is part of a rounded approach to heart health, because ongoing stress can work against your other efforts. Regular activity, sleep, time with people you trust, and simple relaxation routines all help — find what works for you and make room for it.
This is general educational information, not medical advice for your individual situation. If you already have a heart condition, or you are unsure how to start safely, speak with a doctor about a plan that fits you — and if you have symptoms such as chest pain or breathlessness, see when to see a cardiologist.
Habits are half the picture. A heart screening measures the other half — your blood pressure, cholesterol and blood sugar.
Some risk is written into your genes. Your age, your family history and a handful of inherited traits are settled before you make a single lifestyle choice — and good habits do not erase them.
For most people cholesterol responds well to diet and exercise — but not for everyone. Familial hypercholesterolaemia is an inherited condition that keeps cholesterol high from a young age, whatever you eat. If high cholesterol runs in your family, habits may not be enough on their own.
Blood pressure also runs in families, and it usually causes no symptoms at all — most people who have it feel perfectly well. That makes it something to measure rather than something to notice, whatever your habits look like.
An inherited cholesterol particle that adds to your risk on top of LDL. Its level is set almost entirely by your genes, so diet and exercise do not shift it — and no medication is licensed to lower it yet. Because it stays stable for life, one lipoprotein(a) blood test settles it.
All three are measured in our heart screening packages, alongside blood sugar. Knowing the numbers is what turns a family history into something you can act on — and a raised Lp(a) is worth telling close relatives, who may share it.
Senior Consultant Cardiologist & Cardiac Electrophysiologist
Dr Paul Lim is a Senior Consultant Cardiologist who helps patients lower their cardiovascular risk — combining lifestyle guidance with clinical assessment using ECG, echocardiography, treadmill stress testing and CT coronary imaging — and who subspecialises in heart rhythm disorders. He completed advanced fellowship training at Barts Heart Centre, London under Singapore’s HMDP award.
Contact us to schedule a consultation or to find out more about our cardiac services.
Answers to common questions about exercise, diet, and how far lifestyle change can go for your heart.
There is no single change that suits everyone, but two stand out. If you smoke, stopping is the most protective change you can make, and the benefits begin within weeks. If you are inactive, simply becoming active makes the biggest difference — going from doing nothing to doing something matters more than the exact activity you choose. The habits reinforce each other, so improving one often makes the others easier.
General guidance is at least 150 minutes a week of moderate activity such as brisk walking, or 75 minutes a week of vigorous activity such as jogging, plus muscle-strengthening activity on at least two days a week. A daily 30-minute walk gets most people there. Any activity is better than none, and if you are starting from inactive, build up gradually. If you have a heart condition or symptoms during exercise, check with a doctor before starting a new programme.
Mediterranean-style and DASH eating patterns are consistently associated with better heart health. Both emphasise vegetables, fruit, whole grains, nuts, legumes and fish, while limiting sugary drinks, saturated fat and salt, and avoiding trans fats. You do not need a perfect diet — shifting the balance of your meals in this direction is what counts over time.
Lifestyle change is the cornerstone of heart health at any age and any stage, and it can lower cardiovascular risk and help control conditions such as high blood pressure, high cholesterol and diabetes. Whether existing disease can be partly reversed depends on the condition, how advanced it is, and how it is managed — and lifestyle usually works alongside medical treatment rather than replacing it. What changes are realistic for you is a conversation to have with a doctor who knows your history.
A common estimate of your maximum heart rate is 220 minus your age. Moderate-intensity exercise is roughly 50 to 70 percent of that maximum, and vigorous-intensity exercise is roughly 70 to 85 percent. You can work out your own zones with our heart rate zone calculator. These are general estimates — if you take medicines that affect your heart rate, such as beta-blockers, or you have a heart condition, your target may be different, so check with a doctor.
A healthy lifestyle lowers your risk but does not remove it, and some heart conditions build up silently for years before they cause symptoms. Habits alone do not tell you your blood pressure, cholesterol or blood sugar, which also shape your heart risk. If you have risk factors such as diabetes, high blood pressure, high cholesterol, a smoking history or a family history of early heart disease, a heart screening is worthwhile even when you feel well.
The eight habits on this page are based on established public-health guidance, not on our own opinion. The main sources are below.
This page is general educational information and does not replace an assessment by a doctor who knows your history. Lifestyle is only part of the picture — a heart screening also measures blood pressure, cholesterol and blood sugar.
