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2. Cardiology diagnostic tests and procedures - Wikipedia

   en.wikipedia.org/wiki/Cardiology_diagnostic...

   Obtaining a medical history is always the first "test", part of understanding the likelihood of significant disease, as detectable within the current limitations of clinical medicine. Yet heart problems often produce no symptoms until very advanced, and many symptoms, such as palpitations and sensations of extra or missing heart beats correlate ...

3. Premature atrial contraction - Wikipedia

   en.wikipedia.org/wiki/Premature_atrial_contraction

   Premature atrial contractions are often benign, requiring no treatment. Occasionally, the patient having the PAC will find these symptoms bothersome, in which case the doctor may treat the PACs. Sometimes the PACs can indicate heart disease or an increased risk for other cardiac arrhythmias. In this case, the underlying cause is treated.

4. What Is Heart Disease? Everything You Need to Know - AOL

   www.aol.com/heart-disease-everything-know...

   Nearly 650,000 Americans die from heart disease annually. Young adults make up a growing percentage of cardiovascular disease events, with heart attack rates increasing by two percent every year ...

5. Coronary ischemia - Wikipedia

   en.wikipedia.org/wiki/Coronary_ischemia

   Reduced blood flow to the heart associated with coronary ischemia can result in inadequate oxygen supply to the heart muscle. [6] When oxygen supply to the heart is unable to keep up with oxygen demand from the muscle, the result is the characteristic symptoms of coronary ischemia, the most common of which is chest pain. [6]

6. Cardiovascular disease - Wikipedia

   en.wikipedia.org/wiki/Cardiovascular_disease

   Cardiovascular disease (CVD) is any disease involving the heart or blood vessels. [3] CVDs constitute a class of diseases that includes: coronary artery diseases (e.g. angina, heart attack), heart failure, hypertensive heart disease, rheumatic heart disease, cardiomyopathy, arrhythmia, congenital heart disease, valvular heart disease, carditis, aortic aneurysms, peripheral artery disease ...

7. An alarming number of adults in the U.S. are at risk of heart ...

   www.aol.com/news/surprisingly-high-number-adults...

   Nearly 90% of adults over age 20 in the United States are at risk of developing heart disease, an alarming new study suggests.. While the unexpectedly high number doesn't mean that the majority of ...