Depression, Helplessness, and Aging II

Death from helplessness has been widely observed in animals and people. In one study, wild rats forced to swim until exhaustion lasted for 60 hours before they drowned. Rats that were first held firmly in the investigator’ hand until they stopped struggling, and were then put in the water, swam frantically for about 30 minutes, […]

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Prolonging Life in the Laboratory; or, Why Animal Experiments Are Relevant to Humans

The most beautiful thing we can experience is the mysterious. It is the source of all true art and all science. He to whom this emotion is a stranger, who can no longer pause to wonder and stand rapt in awe, is as good as dead: his eyes are closed. —Albert Einstein Most biological experiments […]

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How Do You Know Who’s Right? I

Don’t ever confuse hard work with hard thinking. —James Watson, Nobel laureate One famous doctor says, “Eat mostly starches and little fats or protein.” Another famous doctor claims, with equal vigor, “Eat mostly protein, little starches or fats.” A third doctor argues against both of them by citing a research study indicating that Eskimos on […]

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We are all getting older I

“I mean,” she [Alice] said, “that one can’t help growing older.” “One can’t, perhaps,” said Humpty Dumpty, “but two can. With proper assistance, you might have left off at seven.” —Lewis Carroll, Alice in Wonderland Although conceptions of aging differ among lay persons and even among scientists, we all know that aging accelerates as time […]

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