dry cough
DRY COUGH
a cough not accompanied by phlegm production.
CAUSES
This can be caused by environmental irritation or allergies. ... Chronic dry coughsare usually caused by irritation from cigarette smoke, environmental irritants, allergies, postnasal drip, or asthma. Several chronic lung diseases also cause adry, hacking cough. Some people cough out of habit for no clear reason.
a cough not accompanied by phlegm production.
CAUSES
This can be caused by environmental irritation or allergies. ... Chronic dry coughsare usually caused by irritation from cigarette smoke, environmental irritants, allergies, postnasal drip, or asthma. Several chronic lung diseases also cause adry, hacking cough. Some people cough out of habit for no clear reason.
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