While many cases of darkening toenails may not be serious, some.

Why are some people's toenails black. This is an increase in pigment cells in your nail bed. That dark streak could be melanoma, the most serious type of. The problem is most common in athletes, whose toes hit the end.

This happens because the force of the object breaks blood vessels under the nail,. The discoloration may be brown or black and can be a natural occurrence in people with. Web discoloration of the toenails, including dark spots or blackening nails, have a variety of different causes.

Web it caused by a genetic mutation. Sometimes, however, they become abnormally thick and can be a cosmetic issue for. The fungi usually infect a nail by getting into a:

Wear cushioning pads if the toe hurts. Web the dried blood under the skin causes black toenails related to running, hiking, or sports. More serious causes include heart disease or melanoma.

Possible causes of this symptom range from minor toe injuries to severe health conditions. Web melanonychia is the term for dark pigmentation of the fingernails or toenails. Dermatophytes grow by eating your body’s keratin.

Ingrown toenails are a common condition in which the corner or side of a toenail grows into the soft flesh. If you have nail fungus, your toenail color might be: Web toenail fungus, ingrown toenails, and toenail trauma are three of the most common toenail problems.