。They are the miracle pills that shouldn't really work at all. Placebos come in all shapes and si,想看更多的相关影视作品,请收藏我们的网站:th163.netThey are the miracle pills that shouldn't really work at all. Placebos come in all shapes and sizes, but they contain no active ingredient. Now they are being shown to help treat pain, depression and even alleviate some of the symptoms of Parkinson's disease. Horizon explores why they work, and how we could all benefit from the hidden power of the placebo.详情