Why do paper cuts hurt so much?

For such tiny, shallow wounds, paper cuts can cause a lot of pain. So why do these small cuts sometimes seem to hurt as much as more-significant injuries?

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Why Do Paper Cuts Hurt So Much? - Instant Egghead #25

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Why do paper cuts hurt so much?

Why paper cuts hurt so much

Why Do Paper Cuts Hurt So Much How Does Your Brain Respond to Pain T

Why do paper cuts hurt so much? - BBC Science Focus Magazine

Why Do Paper Cuts Hurt So Much How Does Your Brain Respond to Pain

Why Do Paper Cuts Hurt So Much?