Highlights of Cardiomyopathy Cardiomyopathy affects the heart muscle, making it harder for the heart to pump blood to the rest of the body. There are different types of cardiomyopathy, including dilated, hypertrophic, and restrictive. A variety of factors, including genetics, infections, autoimmune diseases, certain medications, and lifestyle factors, such as alcohol abuse or uncontrolled high blood pressure, can…