Will wearing headphones often cause deafness?

      我国科技人员经过研究,对平均年龄在二十三岁左右的受试者,每天使用耳塞型耳机1小时、1-2.5小时与对照组相比,有显著的听阈差异。他提示使用耳塞型耳机可导致噪声性听力下降,特别是在高频区4000赫兹以上明显大于低频区。而使用耳塞型耳机时间越长,听力损害越严重。也有学者报道,常在噪音环境中可引起4000赫兹听力首先下降。

      The sound contact area of ​​in-ear headphones is small, and the internal pressure of the cochlea is high.Headphones have a large contact area and low pressure, which stimulates the cochlear cilia cells relatively little and is safer.

Link:      Will wearing headphones often cause deafness?

REF: Hearing Aids Supplier ITE hearing aidsBTE Hearing Aids
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