Dry coughs that continue after other cold symptoms clear or that
occur without other symptoms may be caused by a variety of health
Some people start coughing when they breathe very dry, heated air.
This can be caused by environmental irritation or allergies. This type of cough
may be more noticeable when you first turn on your furnace in the fall, because
dust and other irritants that have collected over the summer are blown into the
Mothers are celebrated (if sometimes vilified) for their eagerness to advise
their children on matters big and small: how to behave, what to wear, whom to
marry, when to have kids ... and, oh yes, how to stay healthy during cold and
Does science back up what Dr. Mom told you about the common cold? Or was she
full of hot air? Here's what real doctors have to say about 10 familiar
Chronic dry coughs are usually caused by irritation from cigarette
smoke, environmental irritants, allergies, postnasal drip, or asthma. Several
chronic lung diseases also cause a dry, hacking cough. Some people cough out of
habit for no clear reason.
Gastric reflux may also cause a chronic dry cough.
Usually you will also have other symptoms, such as heartburn, burning in the
throat, or increased saliva.