Onychorrhexis is a condition that affects your nails, causing them to develop ridges and splitting. These ridges often look like thin grooves running vertically along the length of your nail. Your ...
Verywell Health on MSN
What causes vertical and horizontal ridges in nails?
Medically reviewed by William Truswell, MD Key Takeaways Vertical ridges in nails are usually harmless and may become more ...
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