The document discusses heart disease, its causes, effects, and solutions. It notes that heart disease is the leading cause of death in both men and women. The heart is a muscle located in the center of the chest that pumps oxygenated blood through the body and deoxygenated blood back to the lungs. Common causes of heart disease include an unhealthy diet high in fat, salt, or cholesterol; lack of exercise; smoking; family history; age; and gender. Effects can include the heart having difficulty pumping blood and conditions like hypertension, stroke, heart attack, heart failure, and arrhythmias. The document recommends changing one's lifestyle by eating healthier, exercising regularly, and making a personal commitment to exercise as solutions that can