What does it mean when your nails are discolored? Nails can tell you a lot about your overall health. When they become discolored, it usually means that you’ve picked up an infection or nail fungus. It can also mean that your nails have been stained by a product like nail polish, or that you’re having an allergic reaction.
How do you get rid of discolored nails?
What causes fingernail darkening? Melanonychia is caused when the pigment cells, called melanocytes, deposit melanin — brown-colored pigment — into the nail. These deposits are usually grouped together. As your nail grows, it causes the stripe of brown or black to appear on your nail.
Can fingernails show signs of illness? Ripples on nails or pitted nails may be caused by a skin disorder, psoriasis, eczema, or arthritis. Nail clubbing is when a nail curves under at the tip of the finger. It could indicate heart disease, inflammatory bowel disease, lung disease, liver disease, thyroid disease, or HIV/AIDS.