Stuff You Should Know
Selects: How Itching Works
Josh
There's something called the itch-scratch cycle, right? And so you have an irresistible urge to scratch the itch. It's weird if you think about it. On the one hand, it makes sense where you sense that there's a really hot heat source that your hand is really close to. So you have an irresistible urge to pull it back. But it doesn't feel like an urge.
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