What Are the Risk Factors and Symptoms of Chronic Cough?

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One of the leading risk factors for chronic cough is being a current or former smoker. Frequent exposure to secondhand smoke also leads to coughing and lung damage. Women are more likely to develop a chronic cough than are men for they tend to have more-sensitive cough reflexes. Signs and symptoms include:
  • A feeling of liquid running down the back of your throat
  • A runny or stuffy nose
  • Frequent throat clearing and sore throat
  • Heartburn or a sour taste in your mouth
  • Hoarseness
  • Wheezing and shortness of breath
  • In rare cases, coughing up blood
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