心理学里有一种安慰剂效应,这种效应在医学上是指病人并没有真正地服用治疗疾病的药物,而是服用空的胶囊,但如果他们觉得自己服用的是治疗的药物,病情就会真的有所好转。有趣的是,这种安慰剂效应现在已经越来越多地被使用在日常生活中,而且效果还很显著在美国,行人过街的信号灯在很早以前是由人为操作按钮控制的,后来所有的行人信号灯都升级成了电脑控制,不过政府为了节省资源和人力,并没有将按钮取消,没想到行人在过街时还是会按按钮,而且觉得自己按下按钮后信号灯时间变短了。这种功能的按钮也因此被称作安慰剂按钮。还有一些电梯里的关 There is a placebo effect in psychology that medically means that patients do not actually take medications to treat the disease but take empty capsules but if they feel they are taking the medications they will Really improved. Interestingly, this placebo effect is now being used more and more in everyday life, and the effect is still significant. In the United States, pedestrian crossing lights were controlled by human-operated buttons long ago and all later Pedestrian traffic lights have been upgraded to computer control, but the government did not cancel the button in order to save resources and manpower. It did not expect pedestrians to press the button while crossing the street, and felt that the time of the traffic lights was shorter after they pressed the button. This function of the button is therefore called the placebo button. There are some off in the elevator