Eric Mead: The magic of the placebo
Sugar pills, injections of nothing -- studies show that, more often than you'd expect, placebos really work. At TEDMED, magician Eric Mead does a trick to prove that, even when you know something's not real, you can still react as powerfully as if it is. (Warning: This talk is not suitable for viewers who are disturbed by needles or blood.)
研究發現，安慰劑往往比你預想的還發揮作用，魔術師埃里克米德做了把戲證明，即使你知道的東西不是真實的，你仍然讓安慰劑可以有效作用
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