Congestive heart failure occurs when the heart muscle does not pump blood as well as it should. Certain pathologies, such as narrowed arteries in the heart (coronary artery disease) or high blood pressure, leave the heart progressively too weak or rigid to fill and pump effectively. It is not possible to reverse all the conditions that cause heart failure, but treatments can improve the signs and symptoms of heart failure and help you live longer. Lifestyle changes (such as…