Fungal infection Melanonychia Melanoma Not all marks on your nails are cause for alarm. "A black line that extends ...

Black or dark brown streaks under the nails should never be ignored, as they could indicate melanoma, a dangerous type of skin cancer. While some harmless conditions may also cause nail ...

White spots on your nails are often the result of a nail injury called leukonychia. Other potential causes of white spots in your nails include allergies, fungal infection, mineral deficiency ...

From bug bites to fungal infections to autoimmune disorders, there are a lot of conditions that can affect your skin, hair, and nails. These conditions affect not only our health, but also your ...

You may have white spots on your nails if you have a fungal infection or a mineral deficiency. Getting manicures also cause white spots, since electric files can damage the surface of your nail.