What is a mucus plug? Your mucus plug is a thick clump of mucus in your cervical canal that acts as a protective barrier. The ...

Some changes in your body during pregnancy are not obvious, as they quietly happen in the background. They may show up just at the right time. Your body forms a mucus plug to protect your baby.

Add Yahoo as a preferred source to see more of our stories on Google. Your body knows how to keep your baby safe during pregnancy, starting with the mucus plug. Learn what the mucus plug is, what it ...

Please provide your email address to receive an email when new articles are posted on . 58% of patients had at least one mucus plug. Patients with four or more mucus plugs had a median FEV 1 of about ...