Symptom Checker
Step 4: Read and complete the decision guide to learn more about your symptoms.
Persistent Cough
Another very common cause of persistent cough is asthma. Usually asthma causes a fairly obvious wheezing noise with your breathing (this can sound like a harmonica note or a raspy noise), and it causes you to feel short of breath.
Do you sometimes make a wheezing noise or feel short of breath?
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