It can cause fatty deposits called plaque to build up and narrow your blood vessels. The higher your cholesterol level, the greater your risk for heart disease. This damages the lining of the vessels. Exercise strengthens your heart. It can also lower your cholesterol and blood pressure, and help you control your weight.
Inactive people double their risk for heart disease.
Stress increases your blood pressure and heart rate. This can damage the lining of the blood vessels and lead to heart disease. This is because high blood sugar damages the blood vessels. Your risk is also higher if you're African American. The older you are, the greater your risk for heart disease.