As people age, vertical nail ridges, known as onychorrhexis, can form due to nutritional deficiencies, anemia, digestive disorders, dehydration, and some fatal diseases. Effective treatments include ...

Ridges are typically the result of direct trauma to your nail or a more severe illness ... "This is usually a sign of iron deficiency anemia," said Dr. Jaliman. "It can be treated with iron ...

Nail health can indicate potential underlying health issues, with changes such as ridges, discoloration, and textures being key signs. From lung cancer and iron deficiency to thyroid disorders and ...