外语题库32021-05-04

翻译题：Toronto has embraced the trend with particular fervor. In a city where winters begin early and end late, every day of the week a new, or nearly new, ultra-local organic farmers’ market can be found in neighborhood parks; each one named for its ba

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外语题库32021-05-04

翻译题：FOR some, the term locavore has gone from revolutionary to groan-worthy, conjuring images of holier-than-thou elites with the means to worry about not just where, but by whom, their cheese is made. And yet, as easy as it might be to dismiss eatin

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外语题库32021-05-04

翻译题：But the mice that were exercising had even healthier brains and better memory scores than the low-fat group -- even if they had remained on a high-fat diet. In other words, exercise was "more effective than diet control in preventing high-fa

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外语题库32021-05-04

翻译题：The mice that had been switched to a low-fat diet had fewer plaques and better memories than the control group.

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外语题库32021-05-04

翻译题：After an additional 10 weeks, this last group, the animals that ate lots of fat and lounged around their cages, had developed far more deposits of the particular brain plaques associated with Alzheimer's disease than the other mice. They als

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外语题库32021-05-04

翻译题：A third group began both a low-fat diet and an exercise routine, while the remainder of the mice continued to eat the high-fat diet and didn't exercise.

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外语题库32021-05-04

翻译题：So the scientists set out now to tease out the effects of each intervention by first feeding all of their mice a high-fat diet for 10 weeks, then switching some of them to low-fat kibble, while moving others to cages equipped with running wheels.

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外语题库32021-05-04

翻译题：But it hadn't been clear in these earlier experiments which was more effective at halting the loss of memory, a leaner diet or regular rodent workouts.

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外语题库32021-05-04

翻译题：Earlier studies by the same scientists had shown that a high-fat diet exacerbated the animals' progression to full-blown dementia, and that both a low-fat diet and exercise slowed the animals' mental decline.

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外语题库32021-05-04

翻译题：That finding echoes those of another study presented last month at the Society for Neuroscience meeting. In it, researchers at Kyoto University in Japan gathered a group of mice bred to have a predisposition to developing a rodent version of Alzh

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外语题库32021-05-04

翻译题：Exercise, in other words, had "reversed the high-fat diet-induced cognitive decline," the study's authors concluded.

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外语题库32021-05-04

翻译题：But those animals that were running, even if they were eating lots of fat, showed notable improvements in their ability to think and remember.

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外语题库32021-05-04

翻译题：For the next seven weeks, the memory test was repeated weekly in all of the groups. During that time, the performance of the rats eating a high-fat diet continued to decline so long as they didn't exercise.

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外语题库32021-05-04

翻译题：Then, half of the animals in each group were given access to running wheels. Their diets didn't change. So, some of the rats on the high-fat diet were now exercising. Some were not. Ditto for the animals eating the normal diet.

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外语题库32021-05-04

翻译题：For the next four months, half of the rats ate normal chow. The others happily consumed a much greasier diet, consisting of at least 40 percent fat. Total calories were the same in both diets.

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外语题库32021-05-04

翻译题：The most captivating of these, presented last month at the annual meeting of the Society for Neuroscience in New Orleans, began with scientists at the University of Minnesota teaching a group of rats to scamper from one chamber to another when th

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外语题库32021-05-04

翻译题：Sounds like your parents may be about as motivated as the light bulb right now. Still, there are things you can do to encourage them to move in a healthier direction. But the first step should not be to hand them a book. Unless you lay some prior

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外语题库32021-05-04

翻译题：Your dilemma of wanting to get your parents to change their ways to eat better and exercise reminds me of an old joke: How many psychologists does it take to change a light bulb? Answer: Only one, but the light bulb has to really want to change.

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外语题库32021-05-04

翻译题：My parents are in their mid-60s and don't eat well or exercise. They are poorly informed about good nutrition and the benefits of moderate exercise, or even what constitutes moderate exercise. Is there a book that gives accurate, commonsense

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外语题库32021-05-04

翻译题：Studies by Richard E. Lucas and colleagues at Michigan State University have shown that the happiness boost that occurs with marriage lasts only about two years, after which people revert to their former levels of happiness - or unhappiness.

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外语题库32021-05-04

翻译题：I say "embers" because the flame of love - the feelings that prompt people to forget all their troubles and fly down the street with wings on their feet - does not last very long, and cannot if lovers are ever to get anything done. The

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外语题库32021-05-04

翻译题：While some divorces are clearly justified by physical or emotional abuse, intolerable infidelity, addictive behavior or irreconcilable incompatibility, experts say many severed marriages seem to have just withered and died from a lack of effort t

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外语题库32021-05-04

翻译题：But the divorce rate in the United States is half the marriage rate, and that does not bode well for this cherished institution.

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外语题库32021-05-04

翻译题：When people fall in love and decide to marry, the expectation is nearly always that love and marriage and the happiness they bring will last; as the vows say, till death do us part. Only the most cynical among us would think, walking down the ais

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外语题库32021-05-04

翻译题：The researchers were hoping to find out which number of weekly workouts would be, Goldilocks-like, just right for increasing the women's fitness and overall weekly energy expenditure.

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