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 boogers can feel uncomfortable and irritating, potentially leading a person to pick their nose. People may also pick their nose out of boredom or curiosity or as an unconscious habit.Picking the nose can remove boogers and any contaminants that they contain. However, the self-removal of nose boogers carries some risks, such as:1.spreading infectious agents from the nose to the hand, or vice versa2.irritating the inside of the nose3.causing nose bleedsHere we look at the causes and purpose of nose boogers, as well as how to remove deep nose boogers safely.Why Do We Have Mucus? –Under normal circumstances, mucus helps keep you healthy. There are a few ways that this works, including:⁴1.In your lungs and gut, mucus makes it harder for bacteria to stick together. In turn, that can reduce your risk for infections.2.In your nose, mucus drips down to clear out the nostrils, taking dirt, allergens, and other disease agents with it.3.In your throat, mucus provides the lubrication that you need to swallow and speak without discomfort.4.In your cervix, mucus accepts, filters, prepares, and releases sperm for successful transport to the egg and fertilization.Most adults will produce between 1 and 1.5 quarts of mucus a day—most of it in the respiratory tract, which includes the mouth, nose, throat, and lungs.⁵ Most people don’t notice their mucus until something goes wrong.