What Those Vertical Lines on Your Nails Really Reveal

What Those Vertical Lines on Your Nails Really Reveal

You’re polishing your nails when you suddenly notice them — thin, raised ridges running from the base of your nail to the tip. Are they just a harmless sign of aging, or do they mean something more serious? Those vertical lines (or longitudinal ridges) are surprisingly common, but they can tell you more about your health than you might think.