There are four main types of fungal toenail infections that differ by the organism that causes them and the parts and/or patterns of the nail they invade. Symptoms of the infection, also known as ...

Toenail fungus often starts with mild nail discoloration or lifting. It’s not usually serious, but the nails may thicken, become brittle, or fall off without treatment. Nail fungus (onychomycosis) is ...

Q. Can you recommend a good cure for toenail fungus? I have tried various over-the-counter remedies without success. A. Itraconazole taken as a pill resulted in a complete cure about 14% of the time ...

Nail fungus is a frustratingly common ailment — about 10% of people are expected to get it at some point in their lives — and it can be tough to address because medications have to penetrate the nail ...

Thick, yellow toenails left so long they split and crumble. Nails so misshapen they dig into the skin, causing infections. Or, in the most severe cases, curling into what we call ‘ram’s horns’ that ...

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 ...

A badge of honour for ultra-runners, black toenails are caused by blood pooling beneath the nail. The most likely cause? Very long runs in ill-fitting shoes. "There should be 1cm between the end of ...

Q. Can you recommend a good cure for toenail fungus? I have tried various over-the-counter remedies without success. A. We have been writing about nail fungus for decades, and yet there is no perfect ...