Causes of persistent cough include post-nasal drip, acid reflux, blood pressure medications, and infections like pertussis.

One of the most common causes of a nagging cough is known as post-nasal drip, which occurs when the insides of the nasal passages become congested.

Still, you may seek relief from symptoms of postnasal drip (often called upper airway cough syndrome) that include cough, frequent throat clearing, or hoarseness.

Postnasal drip is excess mucus that the nose and throat glands secrete. Home remedies, such as drinking fluids, or medications, such as decongestants, can help to relieve symptoms.

Still suffering from an irritating cough weeks after recovering from a cold or flu? We investigated why your cough won't go away even after you're better.

Coughing is a natural reflex for clearing the throat and lungs of irritants. Infection is a common cause of a dry cough. Other possible causes include postnasal drip, asthma, idiopathic pulmonary ...

Post-nasal drip occurs when extra mucus drains down your throat, causing a sore throat and cough. You can treat post-nasal drip with home remedies.

The best way to fix postnasal drip is to find out what's causing it. If your cough lasts longer than 8 weeks, talk to your doctor. They may give you medicine or another treatment you can take at home.

Because postnasal-drip syndrome, asthma, and gastroesophageal reflux disease are the most common causes of chronic cough, the first step in managing a persistently troublesome chronic cough must ...

Post-nasal drip, often allergy-driven, responds surprisingly well to antihistamines, a stark contrast to the belief that only cough syrups containing dextromethorphan provide relief.