Reducing the risk of cardiovascular disease takes 2 approaches—lifestyle modification and medications. Both are commonly used simultaneously.
Changing health behaviors is by far, the most challenging way to reduce risk, but it is also the most effective and long-lasting. The more modifications you can make, the more you may be able to reduce your risk of cardiovascular and other diseases.
Smoking is the biggest contributor to disease and early death in the United States. Talk to your doctor about how to successfully quit. When you quit smoking, the benefits to the heart and blood vessels are immediate. The longer you quit, the more your body can heal and the more you reduce your risk of complications.
You can also reduce your risk by avoiding secondhand smoke.
Eating healthfully can contribute to lower cholesterol and blood pressure levels. It can also reduce the risk of type 2 diabetes by helping to maintain an appropriate weight. To follow a heart-healthy diet, you should:
Regular exercise can help you lose weight, lower cholesterol and blood pressure levels, and reduce your risk of diabetes. It reduces stress and helps with overall well-being. Try to get at least 30 minutes of exercise per day on most days of the week. This includes aerobic exercise and strength training.
Talk to your doctor before engaging in physical activity.
Light to moderate alcohol intake has been shown to reduce the risk of heart disease. However, there is not enough evidence to suggest that nondrinkers start drinking in order to protect the heart. Heavy drinking actually increases your risk of high blood pressure and heart disease. Moderation is a no more than 2 drinks per day for men and no more than 1 drink per day for women.
Maintaining a healthy weight can help you decrease your risk of developing diabetes and high blood pressure. First, use the body mass index (BMI) to get a sense of your target weight, keeping in mind the BMI is an imperfect gauge. To lose weight, you need to burn more calories than you take in. Maintaining your weight requires a balance between calorie consumption and expenditure. While dieting alone will help you lose weight in the short run, it is difficult to keep the weight off without a combination of diet and regular exercise.
While medications are convenient to take, they can cause adverse effects and tend to compensate for, rather than solve, the underlying problem. For these reasons, medications are usually prescribed only when lifestyle modifications have proved ineffective by themselves. If you have a chronic disorder, it is important to follow your treatment plan, including taking medications as prescribed. If you have side effects, talk to your doctor.
A doctor will prescribe an antihypertensive to reduce high blood pressure and to lower overall cardiovascular disease risk. Antihypertensives work in several ways. They rid the body of excess fluids, slow down the pace of the heart, dilate blood vessels, or block the effects of chemicals that cause them to constrict. You may have to go through a trial period with different medications to find out which work best for you. Some are used in combination. Examples include:
Antiplatelets interfere with the formation of blood clots that can lead to heart attack, stroke, or gangrene.
Low-dose aspirin is most commonly prescribed antiplatelet agent used to reduce the risk of cardiovascular disease. Other more expensive drugs, like clopidogrel, are often used in people who already have cardiovascular disease.
Based on your overall cardiovascular risk and your success with dietary changes, your doctor may recommend drugs to lower cholesterol. Some drugs are better than others at lowering high low-density lipoprotein (LDL) or total cholesterol, raising low levels of high-density lipoprotein (HDL) cholesterol, or lowering triglyceride levels. Examples include:
Many people with diabetes can control their blood glucose levels through a combination of healthy eating, exercise, and weight loss. If these lifestyle changes don’t work, diabetes medications may be in order. Depending on the agent, anti-diabetic medications may work by stimulating your pancreas to make more insulin, reducing the amount of glucose made by your liver, slowing the absorption of dietary carbohydrates (a major source of blood glucose), or increasing the sensitivity of cells to insulin. Examples include:
Cardiovascular disease prevention overview. EBSCO DynaMed website. Available at: https://www.dynamed.com/topics/dmp~AN~T116873/Cardiovascular-disease-prevention-overview. Accessed January 29, 2021.
DASH diet. EBSCO DynaMed website. Available at:
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Accessed January 29, 2021.
Diabetes mellitus type 2 prevention. EBSCO DynaMed website. Available at: https://www.dynamed.com/topics/dmp~AN~T170319/DASH-diet. Accessed January 29, 2021.
Overview of atherosclerosis. Merck Manual Professional Version website. Available at:
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Accessed January 29, 2021.
Overview of hypertension. Merck Manual Professional Version website. Available at:
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Accessed January 29, 2021.
Types of blood pressure medications. American Heart Association website. Available at:
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Accessed January 29, 2021.
Last reviewed January 2021 by EBSCO Medical Review Board
Last Updated: 1/29/2021