A partial blockage of a coronary artery may not cause noticeable symptoms. But, as the blockage worsens, it can cause symptoms such as chest tightness, difficulty breathing, and dizziness. This is a ...

When it comes to heart function, anything that deviates from normal behavior is cause for concern, especially if you’re at risk of heart disease. One of the most common "abnormal" behaviors is a heart ...

A hole in the heart is a nonmedical term for a type of congenital heart defect. There are many types of holes in the heart, and most are present from birth. Around 1% of babies born in the United ...

A heart valve specialist is a doctor who focuses on diagnosing and treating heart valve diseases. You may wish to consult one if you have questions about your genetic risk factors or need treatment ...

Millions of Americans experience chest pain every year. The American Heart Association (AHA) says that chest pain accounts for more than 6.5 million emergency room visits annually in the United States ...