Coronary artery disease (CAD) is the most common type of heart disease. Although it’s the top cause of death in the U.S., there is a lot you can do to prevent or treat it. The trouble starts when a ...

Your heart is an amazing organ. It continuously pumps oxygen and nutrient-rich blood throughout your body to sustain life. This fist-sized powerhouse beats (expands and contracts) 100,000 times per ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The circulatory system consists of three independent systems that work together: the heart ...

The heart is a muscular organ composed of four chambers: two upper chambers called atria and two lower chambers called ventricles. These four chambers pump blood through the body in a rhythmic pattern ...

Coronary artery aneurysm (CAA) is when a section of the coronary artery widens to more than 1.5 times the size of nearby sections. It can lead to a heart attack, rupture of the affected artery, and ...