The researchers suspect that the shape of the human ear canal may be to blame for the pain.

研究者猜测，人们之所以觉得痛苦，是由于人类耳道的形状造成的。

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Phone neck refers to neck pain caused by holding a telephone between one's shoulder and ear for extended periods. It is one of the modern white-collar ailments.

电话脖(phone neck)指把电话夹在肩膀和耳朵之间很长时间引起的颈部疼痛，是现代白领病的一种。

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The pressure on his ear-drums was a pain, and there was a buzzing in his head.

耳膜上的压力使他疼痛，头也嗡嗡地响了起来。

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What to watch for: Upset stomach, cough, dizziness, drowsiness, ear pain or infection, swelling of the mouth or throat.

CNN: How to deal with your child's asthma

On a recent day, Dr. Kjolhede saw a child with severe congestion and another with ear pain that was lasting several days.

WSJ: School Nurses' New Role in Children's Health

The flip-down microphone can easily fold up and out of the way, and considering just how light these are, they can be worn for hours on end (trust us, we tried) without any sort of ear pain and unusual pressure on your dome.

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