More severe cases may be treated with a CPAP machine, so named because they maintain constant positive air pressure to the wind pipe to help users breathe easy at night.

严重一点的患者可能就得用CPAP机来治疗了，人们给它取这个名字是因为它能够给气管提供稳定的空气压力，借以帮助患者在夜间呼吸。

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ARichmond, Virginia, teenager wears a CPAP (Continuous Positive AirwayPressure) machine to treat sleep apnea, a condition in which airpassage to the lungs is obstructed during sleep.

佛吉尼亚州里士满一位年轻人头戴着呼吸机用以治疗睡眠呼吸暂停症。 这种病症奇特，患者在熟睡期间会发生呼吸阻断。

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Sleep apnea is commonly treated with a "continuous positive airway pressure, " or CPAP, machine worn at night to keep the airway open.

WSJ: A Test for Sleep Apnea From Your Own Bedroom

Some people benefit from a special mouthpiece or a CPAP (continuous positive airway pressure) machine that keeps the airway open and prevents long pauses in breathing during sleep.

CNN: How can someone stop or reduce snoring?