The concept of 'training' does not exist in Tarahumara language; when asked how they train, a 70-year-old Tarahumara runner's response indicated incomprehension at why anyone would run if they didn't have to, revealing that exercise as intentional practice is a modern Western invention.
factualpending
Speaker
Daniel LiebermanEvidence Quote
“there's no word for training in in that language. The concept of training doesn't exist... he was like, why would anybody run if you didn't have to?”
Source
Harvard Professor: REVEALING The 7 Big LIES About Exercise, Sleep, Running, Cancer & Sugar!!!— The Diary Of A CEOCreated: 8/12/2026, 6:22:05 PM
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