Fingernail ridges are visible lines or grooves on the nail’s surface. They can run vertically from the cuticle to the tip of the nail (known as longitudinal ridges) or horizontally across the nail ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." First, a crash course on what fingernail ridges even are: Vertical nail ridges (lines that run from your ...

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.

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 ...

Applying oils like vitamin E or coconut oil can help hydrate nails and prevent ridges from forming. Regular cardiovascular exercise can improve blood flow to nail beds and help reduce nail ridges.