Thick yellow toenails are usually caused by a fungal infection called onychomycosis. This can be irritating or painful. It’s less common, but the infection can affect your fingernails as well. Thick ...

Toenail fungus can cause a thickening of the toenail, as well as other changes in appearance. This can lead to pain and discomfort and should be treated promptly to prevent further issues. Changes in ...

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 ...

Clip straight across the nail and use clean clipping tools. You may need to take special care if you have thick toenails or toe fungus. Cutting your toenails incorrectly can lead to ingrown toenails, ...