老年人讲究正确的站立姿势,不是为了美观和长成挺拔的身材,而是为了维持各个组织器官的生理功能,保证身体健康,防止发生疾病。人到一定年龄,身体各个器官都会发生萎缩退化、功能降低。骨骼、肌肉、韧带也会变得松弛无力,容易形成老年性畸形。如果站立和行走时不挺起胸,胸腔受到挤压就会缩小,肺活量就会降低,不仅容易形成驼背和弯腰,还会因吸进的空气不够而发生心慌气短。长期缺氧会引起心脏病和肺 Elderly people pay attention to the correct standing posture, not for beauty and the formation of tall and straight body, but in order to maintain the physiological functions of various tissues and organs, to ensure good health and prevent disease. To a certain age, various organs of the body will shrink and degrade, and their functions will be lowered. Bones, muscles, ligaments will become loose and weak, easy to form senile deformities. If standing and walking do not stand the chest, the chest will be squeezed will be reduced, reduced lung capacity, not only prone to the formation of humpback and bending over, but also because of inhaled air is not enough and palpitation shortness of breath. Long-term hypoxia can cause heart disease and lungs