This week, how do painkillers locate the bits that hurt? Do they have an inflammatory sat-nav or do they just numb your entire body? Plus, we ask why potato peelers never need sharpening. Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

This week, how do painkillers locate the bits that hurt? Do they have an inflammatory sat-nav or do they just numb your entire body? Plus, we ask why potato peelers never need sharpening. Like this podcast? Please help us by supporting the Naked Scientists

This week, how do painkillers locate the bits that hurt? Do they have an inflammatory sat-nav or do they just numb your entire body? Plus, we ask why potato peelers never need sharpening. Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate" rel="noopener noreferrer">supporting the Naked Scientists</a>

How do painkillers target pain?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...

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How do painkillers target pain?

How do painkillers target pain?

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