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Cough
A cough is a common reflex action that aims to clear the throat of mucus or foreign irritants. Coughing to clear the throat is typically an infrequent action, although there are a number of other conditions that can cause more frequent bouts of coughing. Most coughs will clear up, or at least significantly improve, within two weeks. Any cough that produces blood or hasn't improved after a few weeks may be serious. More »
Source: healthline.com

www.webmd.com/cold-and-flu/features/stubborn-cough

Jul 2, 2015 ... Reasons why your cough persists (conditions that cause chronic cough) and what you may be doing to impede healing (lifestyle habits).

www.mayoclinic.org/diseases-conditions/chronic-cough/home/ovc-20201781

Apr 27, 2016 ... A chronic cough is more than just an annoyance. A chronic cough can interrupt your sleep and leave you feeling exhausted. Severe cases of ...

www.mayoclinic.org/diseases-conditions/chronic-cough/symptoms-causes/dxc-20201783

Apr 27, 2016 ... Chronic cough — Comprehensive overview covers causes, diagnosis and treatment of this frustrating condition.

www.healthline.com/health/chronic-cough

Dec 9, 2016 ... A chronic cough is a cough that lasts for eight or more weeks. Learn more about what may cause a lingering cough.

www.health.harvard.edu/staying-healthy/that-nagging-cough

Aug 27, 2015 ... A persistent or chronic cough that lasts longer than a few weeks can be worrisome, but for nonsmokers, the most common causes include ...

www.everydayhealth.com/cough/guide

Apr 24, 2017 ... An occasional cough is normal; however, one that persists for several ... Persistent coughing that doesn't subside with treatment usually means ...

patient.info/doctor/chronic-persistent-cough-in-adults

Chronic Persistent Cough in Adults are serious coughs. Get advise and remedies for Chronic Persistent Cough in Adults at patient.info.

www.health.com/health/condition-article/0,,20267700,00.html

Apr 1, 2009 ... You've been coughing for weeks. How do you know if it's just a hard-to-shake cold or something more serious? A chronic cough, defined as ...

www.uptodate.com/contents/chronic-cough-in-adults-beyond-the-basics

Sep 19, 2016 ... However, sometimes a cough can become a chronic condition. A chronic cough is usually defined as a cough that lasts for eight weeks or long.