They don't make for the prettiest of manicures, but are they something more than a cosmetic problem? Here's what a ...

However, horizontal ridges can be a sign of health concerns like vitamin deficiencies, infections, or underlying conditions.

The key to whether you should get any changes to your fingernails checked out is whether it appears on all your fingernails or just one. Usually longitudinal ridging appears on all fingers, but, says ...