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 ...

Losing your mucus plug early isn’t likely a cause for concern, but it could signal a pregnancy complication like preterm labor. Losing your mucus plug early isn’t likely a cause for concern, but it ...

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 ...

A mucus plug protects the cervix from bacteria during pregnancy. Losing a mucus plug can indicate the start of labor. Contact your doctor if you lose your mucus plug before 37 weeks. A mucus plug is a ...