【科学60秒】提高自制力，绷紧二头肌_英语听力练习mp3下载-科学-沪江听力酷

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【科学60秒】提高自制力，绷紧二头肌

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You’re trying to exercise willpower—to avoid eating that second piece of cake or buying an electronic toy you don’t really need. Try firming up your muscles. Any muscles. Now you can walk away—as long as walking away is truly ____1____ your overall goals.
Researchers created various tests of discipline. In one test, participants got a so-called health tonic of diluted, but unpleasant tasting vinegar. Those ____2____ their long term health who also tensed their calf muscles were more likely to drink more of the vinegar.
In another test, subjects had to choose whether to look at disturbing images of post-earthquake Haiti as part of an effort to ____3____. Half clenched their fists, half didn’t. And a much larger percentage of those who clenched were able to watch the images and ____4____.
Another test involved snack choices. Subjects who had had health as a ____5____ and who tightened their fingers were more likely to choose healthful snacks than non-clenchers. The study is in the Journal of Consumer Research.
So the next time you’re faced with a choice that takes self-control, clench your fist or firm that bicep. Your will might firm up, too.