Postnasal drip can tickle the nerves in the back of your throat, triggering a cough. Treatment for postnasal drip depends on the cause, but steam from a hot shower or teapot can help clear your ...

Two of the most common causes of a post-infectious cough include postnasal drip, when mucus drains into your throat, or swollen airways related to the initial respiratory infection, Kohli and UCLA ...

Coughing is one of the body's defense mechanisms of getting rid of phlegm, mucus, sputum, postnasal drip, or a foreign body.