About Heart Disease

Electrocardiogram for heart and pulse measurement in hospital.

Know your risk factors for heart disease so you can help prevent it.

What is heart disease?

The term “heart disease” refers to several types of heart conditions. The most common type of heart disease in the United States is coronary artery disease (CAD), which affects the blood flow to the heart. Decreased blood flow can cause a heart attack.

What are the symptoms of heart disease?

Sometimes heart disease may be “silent” and not diagnosed until a person experiences signs or symptoms of a heart attack, heart failure, or an arrhythmia. When these events happen, symptoms may include1

  • Heart attack: Chest pain or discomfort, upper back or neck pain, indigestion, heartburn, nausea or vomiting, extreme fatigue, upper body discomfort, dizziness, and shortness of breath.
  • Arrhythmia: Fluttering feelings in the chest (palpitations).
  • Heart failure: Shortness of breath, fatigue, or swelling of the feet, ankles, legs, abdomen, or neck veins.

Learn the Facts About Heart Disease

  • About 647,000 Americans die from heart disease each year—that’s 1 in every 4 deaths.1,2

Learn more facts.

What are the risk factors for heart disease?

High blood pressure, high blood cholesterol, and smoking are key risk factors for heart disease. About half of Americans (47%) have at least one of these three risk factors.2 Several other medical conditions and lifestyle choices can also put people at a higher risk for heart disease, including

Learn more about heart disease, heart attack, and related conditions:

What is cardiac rehabilitation?

Cardiac rehabilitation (rehab) is an important program for anyone recovering from a heart attack, heart failure, or some types of heart surgery. Cardiac rehab is a supervised program that includes

  • Physical activity
  • Education about healthy living, including healthy eating, taking medicine as prescribed, and ways to help you quit smoking
  • Counseling to find ways to relieve stress and improve mental health

A team of people may help you through cardiac rehab, including your health care team, exercise and nutrition specialists, physical therapists, and counselors or mental health professionals.

Heart Disease Quiz

Test your knowledge of heart disease!

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CDC’s Public Health Efforts Related to Heart Disease

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References

  1. National Heart, Lung, and Blood Institute. Ischemic heart diseaseexternal icon. Accessed October 2, 2018.
  2. Fryar CD, Chen T-C, Li X. Prevalence of uncontrolled risk factors for cardiovascular disease: United States, 1999–2010 pdf icon[PDF-494K]. NCHS data brief, no. 103. Hyattsville, MD: National Center for Health Statistics; 2012. Accessed May 9, 2019.