A member asked:

Short of breath almost a year. many lung tests x-rays antibiotics done. it never goes away. smoker.cough clear sputum. is it just smoking or asthma?

A doctor has provided 1 answer
Dr. Oscar Novick answered

Specializes in Pediatrics

Cough: Your chronic cough ma be due to chronic carbon monoxide poisoning from inhaled tobacco smoke. Check your CO blood levels

Answered 11/19/2016

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