888 previous folklore "sit back and relax," said the public would think that this is a scientific knowledge of sleep. In fact, from a large number of clinical cases it proved too high will damage the pillow backbone. So, what is the appropriate bedding, a new issue of people. This research scholars believe that the height of the pillow is very particular. "Peace of mind" point of view is wrong. Pillow is too high, When people sleep, the cervical spine will undoubtedly be boosted, the result will make people of the cervical, thoracic, lumbar spine can not be in a straight line. Now advocate a "low pillow disease-free" medicine, the best height of the pillow should be slightly higher than when lying down. Pillow can be used simultaneously buckwheat, millet, mung beans, etc., can also put a little daisy in it, but be sure to pay attention to pest control. In addition, also advocated a hard bed. Scholars believe that the hospital is a hard bed, hard beds because patients recover really good condition. Now widespread Simmons bed, elasticity is too strong, too soft, people feel very comfortable to sleep on it, in fact, the bed is not good, it is easy to make the deformation of the spine, bending. Ultimately, the bed should be hard not soft. At room temperature is also very important, is best kept at room temperature for 16-18 ℃, this temperature for the elderly and children, are also suitable. At such temperatures, it is not easy to get sick, contribute to good health.