How to remedy a cough depends on what's causing it

Story highlights

  • Coughing is your body's way of expelling an irritant
  • To eliminate the cough, help your body rid itself of the invader

(CNN)Is a cough making your life miserable? Don't blame your body; coughing is the only way your lungs can expel an irritant. The key is to figure what's causing it and then to get your lungs the help they need.

A cough that appears suddenly is usually triggered by an infectious disease, such as cold or flu.
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