Onychorrhexis is a condition that affects your nails, causing them to develop ridges and splitting. These ridges often look like thin grooves running vertically along the length of your nail. Your ...

Onychorrhexis is a condition that causes vertical ridges to form on the fingernails. Instead of a relatively smooth fingernail, a person with onychorrexis will have grooves or ridges in their nails.

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 are ...