An ingrown toenail occurs when the top corner or side of your toenail grows into the flesh next to it. It happens most commonly on your big toe. Common causes of ingrown toenails include: wearing ...

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 ...

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 ...

If a toenail is already ingrown, a person should avoid cutting it at home, as this can make it worse or cause infections. However, healthcare professionals can help remove an ingrown toenail. It may ...

Toenail discoloration is a common issue. Possible causes of discolored toenails range from minor toe injuries and fungal infections to more severe health conditions, such as melanoma. Toenails are ...

Subungual onychomycosis affects the nail bed and underside of the nail. White superficial onychomycosis causes white spots and flaky patches on top of the nail. Candidal onychomycosis starts near the ...

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...

When Maria Delgado noticed a dark streak under her big toenail, she assumed it was from dropping her gym bag on her foot. Six months later, that seemingly innocent mark led to a diagnosis that saved ...

Ingrown toenails in babies and children are painful and common. The corner of a toenail, usually the great toe, gets stuck in the cuticle of the nail bed. Your baby may be fussy or your child will ...