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Beta
Watch your step: why the 10,000 daily goal is built on bad science
An entire industry has been built on the claim that 10,000 steps a day are necessary to be healthy.
But 10,000 steps is a random number that was used in a Japanese marketing campaign in the mid-60s for the world's first wearable step-counter. They felt that the number was indicative of an active lifestyle.
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In the 90s, vitamins were touted as treatments for cardiovascular diseases, cataracts, and even cancer. Sales in multivitamins and other dietary supplements boomed.
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