Ridges in nails can develop due to a current or past illness or injury. A healthy nail is typically smooth or has barely perceptible vertical lines running from the cuticle to the tip. When there ...

Fingernail ridges are visible lines or grooves on the nail’s surface. They can run vertically from the cuticle to the tip of ...

Longitudinal or vertical ridges which run vertically up and down in the direction of your fingernail. Horizontal ridges which go across from one side of the finger to the other.