Heart Disease Guide: Clearing Arteries & Lowering Plaque

Heart disease is a leading killer that often involves plaque buildup and calcified arteries. Understanding how exercise and cholesterol-lowering foods can clear your arteries is key to long-term survival and health.

Listening heartbeat

Causes of Left Atrial Enlargement

The left atrium is the chamber of the heart that receives oxygen-rich blood from the lungs. Blood moves from the left atrium through the mitral valve into the main pumping chamber of the heart -- the left ventricle -- and then out to the body.

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