Jun 13,  · By Mayo Clinic Staff While an occasional cough is normal, a cough that persists may be a sign of a medical problem. A cough is considered "acute" if it lasts less than three weeks. It is considered "chronic" if it lasts longer than eight weeks (four weeks in children).

Apr 06,  · Allergies can cause a dry cough (no phlegm or mucus) or wet cough (very phlegmy), Dr. Bassett says, but post-nasal drip typically leads to a dry cough. The AAAI also points to a “chronic” dry.

A dry cough is a cough that does not produce phlegm (mucus). Respiratory infections can produce either a wet cough (the cough sounds “wet” and the person will cough up phlegm) or a dry cough.

A dry cough refers to a cough that does not produce mucus (also known as phlegm or sputum). A cough is your body’s defensive reflex that functions to keep your airways clear of irritating or obstructing substances so you can breathe effectively. Over time, a dry cough can often become a productive cough as the lungs produce more sputum.

A nonproductive cough, also known as a dry cough, doesn’t produce phlegm or mucus. Many things — from allergies to acid reflux — can cause a dry cough. In some cases, there’s no obvious cause.

While annoying, coughs that are “productive” get germy mucus out of your lungs when you're sick. Most will go away in a few days. After a cold, though, some "dry" coughs last weeks or months. That.

Mar 06,  · Dry cough caused by mesothelioma or cancer treatment can be controlled by medications, home remedies or medical procedures. The right treatment for dry cough depends on the suspected cause of the symptom. Surgery. Aggressive surgical options aim to remove as much tumor growth as possible. This can ease symptoms such as shortness of breath and.

But in people with cough-variant asthma, a dry, persistent cough may be the only sign. It's often worse at night, during or shortly after exercise, when you're breathing cold air or when you're Author: Frank Miles.