Understanding the Real Causes of Vertical Ridges on Your Nails | June 23, 2025

Understanding the Real Causes of Vertical Ridges on Your Nails
Have you ever looked at your fingernails and noticed long, raised lines running from the cuticle to the tip? These are known as vertical ridges, and they’re more common than you might think. While they’re usually harmless, understanding what causes them can help you better care for your health and well-being.

What Are Vertical Ridges?
Vertical ridges—also called longitudinal striations—are lines that run in the same direction your nails grow. They can feel bumpy or look like small grooves, and they often become more noticeable as we age. Unlike horizontal ridges, which can sometimes signal more serious health issues, vertical ridges are often benign.

Common Causes of Vertical Ridges on Nails
1. Aging (Most Common Cause)
The most frequent reason for vertical ridges is simply getting older. As we age, our nail cells regenerate more slowly, which can lead to the appearance of ridges. These ridges are similar to wrinkles on the skin—natural, and usually nothing to worry about.

2. Nutrient Deficiencies
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