<s>[INST] How common is heart failure? [/INST] Heart failure often develops because you have (or had) a medical condition affecting your heart, such as coronary artery disease, a heart attack or high blood pressure, which has damaged or put extra workload on your heart. These are the most common reasons why you may have developed heart failure. However, there are many other reasons why you may have heart failure, including heart blood pressure, coronary artery disease, valvular heart disease, heart muscle disease and arrhythmias. Source: HEART FAILURE MATTERS . Link: https://www.heartfailurematters.org/faq/frequently-asked-questions/. Field: Cardiovascular. Disease: Heart Failure </s>