老年人由于心肺功能的衰老、退化,加之缺乏锻炼,常出现气短现象。因此,许多老年人对所有的气短都不在意,认为人老了就是这样。其实,气短常是许多疾病的信号。左心衰竭多见于高血压、冠心病、心脏瓣膜病 Elderly due to cardiopulmonary function of aging, degeneration, coupled with lack of exercise, often appear shortness of breath phenomenon. As a result, many seniors do not care about all shortness of breath, and they think that being old is the case. In fact, shortness of breath is a sign of many diseases. Left heart failure more common in hypertension, coronary heart disease, valvular heart disease