Stuff You Should Know
Selects: How Itching Works
Josh
And what they found eventually from tracing this pathway, they were able to follow it into the wonder machine. And apparently they made some people itch and would not let them scratch it. And then they had them lay down in an MRI. And they took a brain scan. And they found that there's this whole galaxy of stuff going on in your brain that combined is the itch sensation. Yeah.
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