中老年人便秘治疗要趁早_生活指导_中国健康网
中老年人便秘治疗要趁早_生活指导_中国健康网: 老年人的肠蠕动频率降低，肠道中的水分相对减少，粪便干燥导致大中老年人便秘结 。2、肛肠肌肉过度压缩。肛门四周肌肉紧张压缩，很难产生便意，使粪便长时间滞留 ...
A brutal elimination round is reshaping the world's biggest market for electric cars
Chinese EV makers showing off their newest models at Auto China , which kicks off in Beijing have enjoyed generous support from the ... View article...