Heart Attack


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Medical emergency in ER.

Blood Test Detects Heart Attacks and False Alarms Faster

A highly-sensitive blood test to detect heart attack was faster and more accurate than conventional diagnostic methods in a study conducted in Texas.

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Blood Protein May Predict Heart Trouble

Your levels of a blood protein called PCSK9 may help predict your risk of suffering a heart attack, stroke, or other cardiovascular event. Here’s what to know.

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What is a Heart Attack?

Heart attacks, also called myocardial infarctions, typically occur when a coronary artery is completely blocked by a blood clot.

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6 Triggers of Post-Traumatic Stress Disorder

The condition doesn’t just affect war veterans—it can be triggered by critical illness, too, and can slow recovery.

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What to Do if You Have Chest Pain

Chest pain is not something you should dismiss or try to diagnose yourself, particu­larly if you have risk factors for a heart attack.

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When Heart Attacks Are Silent

A silent heart attack occurs when oxygen flow to your heart is reduced in the absence of obvious symptoms like chest pain. And it’s not as rare as you might think.