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据国外资料,年逾60岁的老年人65%左右有不同程度的食欲减退,且常伴体重减轻、恶心、进食后有饱闷感、胃胀、嗳气等症状。而长寿者中,大多数人食欲健旺,肌肉不减。老年人食欲减退的原因,除了与情绪不佳、牙齿松动或缺脱等有关外,主要还是老年人胃肠本身发生了衰老性变化,特别是胃粘膜有萎缩性改变。据报道,年逾60的老年人即使无任何症状,也有50%～80%的人有胃粘膜的
According to foreign data, about 65% of the elderly over 60 years of age have varying degrees of loss of appetite, and often accompanied by weight loss, nausea, feeling fullness after eating, bloating, belching and other symptoms. And longevity, most people appetite and muscle, not diminished. The reasons for the loss of appetite in the elderly, in addition to the bad mood, loose teeth or lack of related, the main reason is the aging of the gastrointestinal changes in the elderly itself, especially gastric mucosa with atrophic changes. It is reported that more than 60 years of age, even without any symptoms, 50% to 80% of people have gastric mucosa