Heart Attack



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.

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.

What is a Heart Attack?

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

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.

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.

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.