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 ...

A black line on your nail (medically known as melanonychia) causes a streak of dark pigmentation that runs along the nail bed. It can be a normal color variation, especially in people with darker skin ...

Broken and brittle nails are not uncommon, but if you’re seeing white spots on your nails, also known as leukonychia, it’s understandable to be concerned. “Leukonychia is a condition where people get ...

White spots on nails (known as leukonychia) are a common condition that may affect one nail or multiple nails. Leukonychia may appear as spots, bands, or streaks. Leukonychia is generally harmless and ...