【科学60秒】谁在谋杀你的耳朵？_英语听力练习mp3下载-健康-沪江听力酷

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【科学60秒】谁在谋杀你的耳朵？

听力简介：

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Are you listening to me through headphones? Because here’s a sample of what might be harming the ears of teenagers.
[low-volume beating bass]
Just kidding—the last thing we want to do is damage your hearing. But that might be happening to adolescents. According to a study in the Journal of the American Medical Association, adolescents ____1____ in hearing loss since the early '90s.
The study used two surveys. The first involved almost 3,000 adolescents tested between 1988 to 1994. The second involved 1,800 people tested in 2005 and 2006. There was a 31 percent increase in any kind of hearing loss in the second group ____2____ the earlier one.
This problem affects millions of teens—one in five, according to the later survey. It can harm communication, social skills and education. The researchers don’t ____3____, though they caution that ____4____ from listening to music might be particularly significant to adolescents. The rise in hearing loss ____5____ a rise in MP3 players and their earbuds.
Speaking of which—check out these sounds.