If you have noticed lines that appear like grooves or indentations running horizontally across your fingernails or toenails, you may be wondering what's going on. These are known as "Beau's lines." ...

Nails aren't only for decorating with fun colors.

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS, Mo. – Have you noticed lines or ...

White lines on nails, or leukonychia, are often harmless, resulting from minor injuries. However, specific patterns like Muehrcke's or Mees' lines may indicate underlying health issues such as kidney ...

Not all marks on your nails are cause for alarm. "A black line that extends longitudinally from the cuticle to the free edge of the nail is often pigment," board-certified dermatologist Joshua ...

Karolina Jasko has a family history of melanoma, so she's no stranger to paying attention to her skin. Her mother — who battled the deadliest form of skin cancer twice and recovered — has always been ...

Do you find it frustrating when your nails are brittle and chip easily? Have you noticed unusual spots on your nails? These issues can reveal important information about your nail health and overall ...

This summer, Charmaine Sherlock noticed a thin black line under her nail of her left thumb — what looked like a splinter growing from her cuticle. She thought perhaps she was having an autoimmune ...