Health tips
How Much Water We Really Need After Age 40
On a cool morning in Salzburg, a 52-year-old office worker arrives at a clinic for a routine health study visit. She hasn’t eaten for 10 hours, her urine sample is collected, and her blood is drawn. She thinks her hydration is “fine”—after all, she drinks tea, coffee, and eats fruits daily. But when her results […]
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