Everyone gets a cough once in awhile, but if you seem to be getting them more frequently, or they linger for a long time or become chronic, it's time to talk to your doctor.

人人都会偶尔咳嗽，但如果你似乎比以前更频繁地染上咳嗽，或者咳嗽延续很长时间或变成了慢性咳嗽，就是和你的医生谈谈的时候了。

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If you cough or roll over frequently, you could have undiagnosed sleep apnea, a condition wherein the muscles around your respiratory system relax and disturb your slumber.

要是发现自己在睡觉时老是咳嗽或是翻身，那么你很可能是患有鼾症。

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Get a flu vaccine, wash your hands frequently and well, and sneeze and cough into the crook of your elbow.

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