Clubbed nails, also known as digital clubbing or Hippocratic fingers, describe a downward slope or curve in your fingernails or toenails. This condition develops gradually and can become chronic ...

While vertical ridges are a common sign of aging, ridged nails could also be caused by nutritional deficiencies or autoimmune diseases like rheumatoid arthritis. And clubbing — a condition in ...

Nails can also show signs of fungal infections, particularly when they develop a yellow or white tint, especially on toenails ...