Why scientists had people watch videos of themselves doing karaoke until they blushed

When researchers set out to learn what happens to our brains when we blush, they faced a conundrum: how could they sufficiently humiliate their study’s subjects as they lay alone in a dark MRI machine?

Why scientists had people watch videos of themselves doing karaoke until they blushed
A stock image shows a man and two women smiling self-consciously and singing karaoke

When researchers set out to learn what happens to our brains when we blush, they faced a conundrum: how could they sufficiently humiliate their study’s subjects as they lay alone in a dark MRI machine?