Are your fingernails yellow, brown, black, or another color? Doctors explain the different causes of nail discoloration, and what to do in each case.

When it comes to nail discoloration, quite a few colors can appear on your nails, and these colors can mean different things.

Discover the top reasons why you get white spots on your nails, from frequent manicures to vitamin deficiencies, and how to ...

Medically reviewed by Anju Goel, MD Up to 20% of people who get COVID-19 experience skin and nail changes. COVID nails is a term used to describe nail changes that may appear after having the virus.

Blue fingernails may be due to a low level or lack of oxygen circulating in your red blood cells. Other causes include chronic conditions and cold temperatures. Having a blue tint to your ...