An occasional cough is normal. But a cough that persists may signal an underlying problem. A cough is considered "acute" if it lasts less than three weeks; it's "chronic" if it lasts longer than eight weeks.
Call your doctor if your cough doesn't go away after several weeks or
Coughing up thick, greenish-yellow phlegm
Wheezing
Experiencing a fever more than 100 F
Experiencing shortness of breath..
Answered2015-12-08 08:17:26
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