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?For more, go to http://vox.com/unexplainableIt’s a great place to sign up for our newsletter, view show transcripts, and read more about the topics on our show.Also, email us! [email protected] read every email.Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcastsLearn more about your ad choices. Visit podcastchoices.com/adchoices