How do painkillers work? The hidden science behind medication is growing clearer - Interesting Engineering

Pain is much more than a sensation: It is a protective call to action. So how does modern medicine soften the call?

Without the ability to feel pain, life is more dangerous. To avoid injury, pain tells us to use a hammer more gently, wait for the soup to cool, or put on gloves in a snowball fight. Those with rare … [+8625 chars]

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