(1)地板的要求：地板不宜太光滑，要有一定的摩擦系数，因老年人步履稳定性差了，防止滑倒。最好是选用木质地板，其性质与硬度均适宜于老年人。 

(2)灯光的要求：灯光要高度适中，如光线不足或照明度差，易引起疲劳，进而精神不振，反之，如光线过强也会刺激眼睛，使眼肌紧张而产生疲劳。除照明灯外，应有壁灯及天花板上的装饰灯，以提高室内亮度，但光线一定要柔和，才对老人有益。

 (3)防止噪音：从室内来说，主要是防止门窗、用具所产生的噪音。门窗的启闭既灵便又无缝隙，开启时不会随风摆动，并经常检修。加装窗帘有阻挡和吸收噪音的效果。室内用具应选多孔的木质纤维家具，也具有吸收室内噪音之效果。桌、椅、床、凳子的腿上钉一层橡皮，移动时则无噪音产生。

 (4)床的要求：床架不宜太高，上下床要方便，也不宜太低，以免影响通风，使被褥易发潮，床垫的软硬要适宜，睡席梦思床并无多大益处。床的位置应选最适合的地方。既能接受阳光照射又不能紧靠门窗，以免熟睡后受凉。

 (1) the floor requirements: the floor should not be too smooth, to have a certain coefficient of friction, because the elderly are poor in walking stability, to prevent slipping. It is better to choose wood floor, its properties and hardness are suitable for the elderly. 

(2) lighting requirements: light to moderate height, such as the lack of light or illumination, easy to cause fatigue and lassitude, on the other hand, if the light is too strong will stimulate the eyes, the muscle tension and fatigue. In addition to the lighting, there should be wall lamps and decorative lights on the ceiling to improve the brightness of the room, but the light must be soft to the elderly. 

(3) to prevent noise: from the interior, it is mainly to prevent the noise produced by doors and windows and appliances. The doors and windows open and close both flexible and seamless, opened does not swing with the wind, and regular maintenance. The curtain has the effect of blocking and absorbing noise. The wood fiber furniture indoor appliances should be porous, also has the absorption effect of indoor noise. The legs of the table, chair, bed and stool are pinned with a layer of rubber, and there is no noise when they move. Requirements: 

(4) the bed frame should not be too high, the bed should be convenient, also should not be too low, so as not to affect the ventilation, the bedding easy to damp, soft mattress should be appropriate, the dream is not much sleep bed benefits. The location should be the most suitable place in bed. Can receive sunlight and not close to the window, so as not to sleep after the cold.