Cystic fibrosis sufferers produce a thick mucus in the lungs. Why are they more likely to get lung infections?

1 Answer
Nov 22, 2015

Cystic fibrosis causes the mucus that coats the breathing tubes to become so thick and sticky that the cilia are unable to sweep the germs and other particles up and out of the lungs. The trapped bacteria lead to frequent, serious infections and permanent lung damage