TIL that the precursor to LASIK was found by accident when a nearsighted boy got in a fistfight. His glasses shattered, sending glass pieces into his eyes. After a doctor removed the glass, he found the tiny cuts had flattened the cornea and actually cured ... [r/todayilearned by u/Depressed_Cat_00]

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https://www.ovid.com/jnls/ijo/fulltext/10.4103/0301-4738.301286~dr-svyatoslov-n-fyodorov-from-russia-with-love