老年人如何掌握正确的睡觉姿势呢?专家认为应做到两点: 一是睡姿要适当变换,一种姿势睡到大天亮的做法不利于健康。以仰卧为例,调查资料显示:此种睡姿可减少罹患脑血栓的危险,值得提倡,但若一成不变,又可能促发慢性硬脑膜下血肿与老年痴呆症等疾病的发生。因为随着年事 The elderly how to master the correct posture to sleep it? Experts believe that should be done two things: First, sleeping position to be properly transformed, a posture to dawn practice is not conducive to health. To supine, for example, survey data show that: This sleep position can reduce the risk of suffering from cerebral thrombosis, it is worth promoting, but if immutable, it may also lead to chronic subdural hematoma and dementia and other diseases. Because with the years