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You probably already know that high cholesterol and blood pressure are major risk factors for heart disease. But do you know about inflammation? Recent research shows it plays a key role, and that working to reduce it can prevent heart attacks and strokes. To protect your heart from the damaging effects of inflammation, here’s what you need to know. Role of Inflammation in Heart Disease Inflammation is part of your body’s immune response to an illness or injury. When you have a wound or an infection, inflammation helps fight off germs and facilitates healing. Buildup of cholesterol and other substances in your arteries (called plaques or atherosclerosis) can set off an inflammatory response, too. When a blood clot blocks an artery to the heart, you have a heart attack. If the blood clot blocks an artery to the brain, the result is a stroke. Here’s what you can do to reduce inflammation: Quit smoking: Smoking damages your blood vessels and promotes atherosclerosis. By quitting, you can