Heart failure is effectively a disease of older people. Eighty percent of patients are over 65 years old, and the majority of these are over 75. This figure is likely to increase significantly in the next two decades. The prognosis is worse than that of most cancers and heart failure is the commonest reason for hospital admission in the over 65s. The problems associated with treating heart failure in older patients are more diverse and complex than in those who are younger. The diagnosis in...