PATENT PENDING INSANITY

The stethoscope was invented in 1816 by René Laennec. A polite alternative to putting your ear on someone’s chest.

✓ TRUE FACT

Laennec created the stethoscope in 1816, initially as a simple tube to listen to heart and lung sounds more clearly. It improved clinical diagnosis by amplifying internal sounds that are otherwise faint and hard to interpret.

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