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A vitamin named for childbirth once symbolized vitality—yet, a century later, large trials found that taking more of it could raise certain health risks. How...
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On a summer day in 1618, a farmer in Epsom, England led his cows to a spring. They refused to drink—too bitter. But when he splashed the water on a rash, it...
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A 13th-century Zen monk praised tea as "medicine." Eight centuries later, chemists finally isolated EGCG—the leaf's most abundant catechin—and clinicians began...
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