While rare and easily missed, the “splinter”-like line shouldn’t be ignored, experts warn. “If you have a dark-pigmented ...

Have you ever taken off your nail polish only to notice a dark line on the nail running vertically down your finger ... can ...

Nail ridges are grooves or raised lines that form on the nail plate and may run horizontally or vertically. They can vary in severity, from barely noticeable to quite pronounced. While some ridges ...

Nail melanoma most commonly affects the big toe, thumb, or index finger. One of the first signs of nail melanoma is a ...

(Gray News) - A brown line ... let it go for a while,” she said. Koltcz assumed the spot was from a vitamin deficiency, but over time, she realized it started spreading across her nail.