What Causes a Dry Cough That Won't Stop? Common Reasons and When to See a Doctor

Discover the common causes of a persistent dry cough, from allergies to GERD, and learn when to seek medical advice.

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A persistent dry cough can result from various causes, including allergies, asthma, postnasal drip, or irritants like smoke. It might also be symptomatic of viral infections such as the common cold or flu. Persistent coughing could be a sign of conditions like GERD or chronic bronchitis. Consult a healthcare professional for a proper diagnosis and treatment plan if the cough persists for more than a few weeks.

FAQs & Answers

  1. What are the most common causes of a dry cough? Common causes include allergies, asthma, postnasal drip, irritants like smoke, viral infections such as the cold or flu, GERD, and chronic bronchitis.
  2. When should I see a doctor for a dry cough? If your dry cough lasts more than a few weeks, or if you experience other symptoms like difficulty breathing or chest pain, you should consult a healthcare professional for diagnosis and treatment.
  3. Can allergies cause a persistent dry cough? Yes, allergies can trigger postnasal drip, which often leads to a persistent dry cough.
  4. Is a dry cough always related to respiratory infections? No, while viral infections like the cold and flu can cause a dry cough, it can also be caused by conditions such as GERD or exposure to irritants.

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