Ingrown toenails can be caused by too-tight shoes, a fungal infection, or improperly cutting your nails.

What is an ingrown toenail? Ingrown toenails, a condition also known as onychocryptosis, occur when the edge of a toenail cuts into the tissue surrounding it or when the skin around a toe grows over ...

Fungal infections typically cause toenails to become thick, discolored (white or yellow), misshapen and brittle or crumbly. If that's not bad enough, treating toenail fungus is notoriously tough: It ...

Toenail fungus might start as a mere cosmetic concern, but this persistent infection can develop into a painful, embarrassing condition when left untreated. Known medically as onychomycosis, fungal ...

As unsightly as it is, the infection is usually manageable — but only with the right treatment. Here’s how to kick it. Credit...Joyce Lee for The New York Times Supported by By Caroline Hopkins Q: It ...

Nail fungus, medically known as onychomycosis, is a common ailment affecting millions worldwide. It can result in unsightly nails that are discolored, brittle, and often accompanied by discomfort. The ...

Black toenails are usually the result of toenail injury. However, there are other things that can cause a black toenail, including fungal or bacterial infections. Most cases of black toenails aren’t ...

Toenail fungus can turn an otherwise healthy toenail into a discolored, thickened, and cracking one. While fungal toenail infections may be fairly common, this doesn’t mean you should use common ...

Dear Doctors: I have been dealing with toenail fungus on just a single toe for more than a year. There is a mountain of misinformation about it on the internet, and I keep seeing ads for all sorts of ...