Boogers mostly contain nasal mucus, or snot. As the mucus dries, it turns into a hardened booger. Share on Pinterest At some point, we’ve all had a booger dangling from our nose or quickly grabbed for ...

Maggie O’Neill is a health writer and reporter based in New York who specializes in covering medical research and emerging wellness trends, with a focus on cancer and addiction. Prior to her time at ...

Hard boogers in the nose can be helpful in keeping dirt and germs out of your airways, but bloody boogers could indicate irritation or infection. If this is the case, a doctor can treat any underlying ...

Mucus in the nose helps trap germs and other particles to prevent them from entering the body. When mucus, germs, and particles dry out, it forms a booger in the nose. Removing it can be risky. Nose ...

Bloody boogers form when blood mixes with mucus in the nose and the mucus dries. Various causes may include nose-picking or ruptured vessels. The nose lining is delicate and rich in blood vessels, and ...