Ridges in nails can develop due to a current or past illness or injury. A healthy nail is typically smooth or has barely perceptible vertical lines running from the cuticle to the tip. When there are ...

Made up of layers of a protein called keratin, your nails serve as protection for your fingers and toes. Keratin, which also makes up the cells in your hair and skin, works to protect nails from ...

Most of us don’t pay much attention to the nails on our fingers and toes. However, checking in regularly on the appearance of our nails can be helpful in monitoring our health status. Abnormalities in ...