Placebos work. Why?

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For decades, scientists thought that placebos only worked if patients didn’t know they were taking them. Not anymore: You can give patients placebos, tell them they’re on sugar pills, and they still might feel better. No one is sure how this works, but it raises a question: Should doctors embrace placebos in mainstream medicine? (First published in 2021.) Guests: Ted Kaptchuk, professor at Harvard Medical School; Darwin Guevarra, professor of psychology at Miami University; Luana Colloca, professor at the University of Maryland School of Nursing For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/unexplainable And please email us! unexplainable@vox.com We read every…