Understanding Chronic Cough and Its Causes

May 7th 2016

Postnasal Drip

When you have a lingering infection in your sinuses, mucus can drip down the back of your nasal passages rather than coming out your nose. When this occurs, it's called postnasal drip, and it can cause a chronic cough because of the continuing irritation to the throat. Sometimes postnasal drip and cough linger for weeks after you've otherwise recovered from a cold.

Asthma

Asthma patients suffer from inflamed airways that tend to swell, creating shortness of breath, wheezing and, often, coughing. If your cough is worse at night or in the early morning

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