17 Reasons For Prolonged Cough

15. Pulmonary Fibrosis

Pulmonary fibrosis is a type of lung disease characterized by scarring in the lungs. One of its main symptoms is a persistent dry cough. If you experience this along with other main symptoms of the disease, you should immediately seek medical advice to find out if you might have it. While damage to the lungs that is caused by pulmonary fibrosis cannot be cured, getting treatment may ease your symptoms and improve the quality of your life.