The hair in your nose works like an air filter for your lungs, trapping dirt, pollen, dust, and some pathogens. But when the hair in your nose grows thick and long, you might feel uncomfortable or ...

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 ...