A nonproductive cough, 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.
One potential symptom of congestive heart failure is a cardiac cough. This may occur because of fluid building up in the lungs, and it may be a sign that the condition is worsening. Share on ...
Many infections involve dry coughs ... if your cough persists for more than eight weeks, Shiloh and McGarvey say that you should talk to a doctor. If the cough occurs with other symptoms like ...