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 ...

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 ...

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 ...

Fingernails, often overlooked, are biological indicators of health. Conditions like clubbing, white flecks (leukonychia), ...