Many Reasons: Possible causes for a persistent cough include lung and/or sinus infection, asthma or emphysema, acid reflux, allergies (food such as milk or environmental such as chemicals or pollen), and/or heart disease. Each of these causes have different treatments. Please see your doctor until cause of coughing is determined.
Answered 12/9/2013
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A doctor has provided 1 answer
3 doctors weighed in across 2 answers
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