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 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 ...

Ingrown toenails occur when the toenail grows into the skin next to the nail. It most commonly affects the big toe. Although an ingrown toenail will not go away without treatment, people can usually ...