Medically reviewed by William Truswell, MD If you have yellow nails, this could be a sign of aging, smoking, or yellow nail ...

Your fingernails might seem like simple protective coverings for your fingertips, but they’re actually sophisticated diagnostic tools that can reveal crucial information about your protein intake.

Your nails are not just a canvas space for manicures and polish. They are body's natural indicator to your overall health, providing vital signals about possible underlying medical conditions. An ...

Longitudinal ridging on fingernails or toenails, also known as vertical ridges, are slender raised lines that run from the base of the nail to its tip. Often appearing as faint vertical stripes, these ...