你听耳机吗
Be aware of a major risk factor for hearing loss.
请注意一个导致听力丧失的主要原因.
Many young people today are almost habitual users of headphones.
现在许多年轻人几乎总戴着一副耳机
Studies have shown that regular listening to loud music using stereo headphones is risk factor for hearing loss in young people.
研究表明,年轻人经常戴耳机加大音量听音乐是对听力的一在威胁
However, in the new study of more than 1,000 young men entering the army in France, it appeared that those who suffered hearing loss not only used personal stereos but also had a history of repeated episodes of middle ear infection, or otitis media, in infancy or childhood.
然而,对法国军队中1000名新兵的一项新的研究表明,听力丧失不仅是因为使用了耳机,而且是因为在婴儿和童年时代,曾有过反复性的中耳部感染,即患过中耳炎.
The study analyzed the hearing ability of men who went to rock concerts and discos twice a month or more, men who worked in noisy occupations, and men who listened to personal stereos.
该项研究对每月有两次或两次以上进音乐厅和迪斯科的人,在噪声环境下工作的人和听耳机的人的听力进行了分析.
The major factor influencing hearing loss in this group of men was use of personal stereos.
影响这些人听力的主要因素是立体声耳机
And analysis of the men''s medical histories indicated that the harmful effect of the headphone usage was "strongly dependent on the presence (or) absence of repeated episodes of otitis media in infancy or childhood," according to the report.
该研究报告称,对这些人病史的分析表明,戴耳机的害处"与小时候是否频发中耳炎有关.
The researchers note that previous studies showed that regular personal stereo use was linked to an average hearing loss of about 3 decibels ,a level of "limited clinical importance."
研究人员注意到,以往的研究表明,经常戴耳机会使听力平均丧失3分贝,这在临床上的影响很小.
But in those men who had a history of ear infections, the use of personal stereos "was associated with a mean extra hearing loss of 11(decibels relative hearing loss."
但对有耳部病史的人来说,使用耳机造成的听力损失平均达11分贝.
These results show the importance of curing ear infections in childhood.
这些结果表明小时候治愈耳机部感染的重要性.
For young people who have a history of recurrent ear infections it is vital that they be warned that use of personal stereos with headphones is likely to jeopardize their hearing.
对有耳部病史的年轻人来说,提醒他们,戴耳机听音乐可能对听力有害,这一点很重要.
