安慰剂的魔力
They 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.
拉斯维加斯婴儿
目的地：杜斯伯里
土狗的陆地头等舱
狂野新西兰
天堂镇大火
菲尔普斯兄弟和他们的神奇朋友 第一季
我只认识你
水母的秘密世界
山椒鱼来了
金字塔新墓室
汉娜的驱魔
JetLiIs'TheOne'