It’s snot a laughing matter. The color of nasal mucus can help show what state of health a person is in, according to ear, nose and throat specialist Dr. Raj Sindwani of the Cleveland Clinic ...

Normal nasal mucosa is pink and healthy-appearing, without ulcerations, crusting, or bleeding. Normal anatomy varies widely; furthermore, there are variations that are not normal but are common.

Nasal polyps grow in inflamed tissue of the nasal mucosa. The mucosa is a mucus-making layer that helps protect the inside of your nose and sinuses and humidifies the air you breathe.