Fingernail ridges are visible lines or grooves on the nail’s surface. They can run vertically from the cuticle to the tip of the nail (known as longitudinal ridges) or horizontally across the nail ...

The pale half- moon shape at the base of your nails, called the lunula, is more than just a nail feature. It can reflect how well your body is functio ...

Here are some signs that it may be time to give your nails a break. Credit...Eric Helgas for The New York Times Supported by By Erica Sweeney Q: I keep my nails near-constantly polished, but I worry ...

They’re trying to put the “cure” in manicure. Researchers from Emory University and Georgia Tech developed a smartphone app to screen for anemia using images of a person’s fingernail beds instead of ...