When someone mentions nail problems, you will probably think of brittle nails, or changes in their colour. However, sometimes ...

As people age, vertical nail ridges, known as onychorrhexis, can form due to nutritional deficiencies, anemia, digestive ...

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Alopecia areata (hair loss) may also cause vertical ridges and onychorrhexis (splitting). 6. Severely Bitten Nails Onychophagi (nail biting) is a common habit. It's usually brought on by stress or ...