A chronic cough is when a cough lasts longer than 8 weeks in adults or 4 weeks in children. Common causes include asthma, allergies, gastroesophageal reflux disease (GERD), or bronchitis. Less commonly, it can be a sign of a more severe condition, such as a heart cough or lung disease.

What causes prolonged catarrh?

Catarrh is usually caused by the immune system reacting to an infection or irritation, which causes the lining of your nose and throat to become swollen and produce mucus. This can be triggered by: a cold or other infections. hay fever or other types of allergic rhinitis.

How do you get rid of long term catarrh?