Ask the Experts: Boogers
August 1, 2020
Last Reviewed: August 2021
Q. Why do boogers form, and what is the best way to clear them out? A booger is simply dried-out mucus that is clumped together. A layer of mucus, consisting mostly of water but gooey in consistency, lines the inside of the nose, keeping the nasal passages warm and moist, while also protecting the lungs […]