What does it mean if I have white bands that run across my nails?
White bands running across your nails may be a normal appearance; however, they may also be a sign of transverse leukonychia, which can be caused by severe calcium or zinc deficiency.
Author: Jonathan Meddings
First answered: 06 Oct 2014
Last reviewed: 19 May 2018
Rating: 4.9/5 Votes: 532