Cracked nails seem like a small inconvenience — a split here, a snag there — but they often reflect deeper signals from your body. Nails are made of keratin, the same protein found in skin and hair, ...

If your nails are brittle, thin and easily breakable, you may be wondering if it’s time to pay a visit to your dermatologist. While changes to the color, texture and shape of your nails aren’t always ...