Heart failure (HF) in volvesa set of complex clinical syndromes with ventricular ejection and/or filling dysfunction caused by abnormal changes in cardiac structures and/or functions, with the main manifestations being fatigue, dyspnea, and fluid retention (pulmonary congestion, systemic congestion, and peripheral edema). Chronic heart failure (CHF) refers to a persistent HF state that can be stable, worsening, or decompensated. Compared with younger adults, elderly patients with CHF are more likely to be admitted to hospital