Fingernails have white spots What's going on?

White spots on normal fingernails may be simple hypopigmentation spots. This disease is generally caused by trauma, or secondary to eczema dermatitis. It tends to recover gradually over time. If symptoms cannot be alleviated all the time, it is generally recommended to see a doctor for examination and treatment. Secondly, it may also be vitiligo, vitiligo is due to the human body's melanin cell metabolism problems and show a change in skin color, generally due to melanin cells can not produce effective melanin, resulting in skin showing small flakes or large flakes of white spots.