Your body knows how to keep your baby safe during pregnancy, starting with the mucus plug. Learn what the mucus plug is, what it does, and when you'll lose it. Medically reviewed by Alyssa Dweck, MS, ...

The mucus plug is a protective layer made up of sticky mucus that seals the cervix (the opening of the uterus). The cervical canal produces this plug to protect your womb and unborn baby from bacteria ...

A mucus plug is a formation of mucus in the cervical canal meant to protect the cervix from bacteria and infection. As labor approaches, you will lose your mucus plug. This may happen several hours or ...

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 mucus plug starts forming around week 7 of pregnancy, and it helps stop ...