Whiteheads appear as sealed bumps with white or yellow heads, and are typically found on the T-zone. Meanwhile, blackheads are dark in color and often emerge on the nose. Washing your face ...

A nose piercing bump can be caused by a keloid, a granuloma, tissue damage, and more. An allergy to the metal in your piercing, especially nickel or cobalt, can also cause a bump. A granuloma will ...