How Long Can a Person Survive Without Water?

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Imagine that the taps switched off tomorrow, the rivers and streams ran dry, and the oceans turned into dry valleys. How would you react? And more importantly, how long would you survive? There’s no reliable predictor of how fast dehydration would kill a person. Many survival blogs suggest that an average person can survive for somewhere from two days to a week without liquids, but that’s a rough estimate at best. A person’s health, the weather and the individual’s physical activity levels all help determine how long a person will last without…

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5 Things Happy People Do

Sages going back to Socrates have offered advice on how to be happy, but only now are scientists beginning to address this question with systematic, controlled research. Although many of the new studies reaffirm time-honored wisdom (“Do what you love,” “To thine own self be true”), they also add a number of fresh twists and insights. We canvassed the leading experts on what happy people have in common—and why it’s worth trying to become one of them. 1. They find their most golden self. Picture happiness. What do you see?…

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