This document provides 10 ways to eliminate fingernail ridges. These include drinking more water, taking vitamins to address nutrient deficiencies, avoiding nail injuries, maintaining a healthy lifestyle with exercise and a nutritious diet, stopping nail biting, buffing nails, avoiding artificial nails and harsh chemicals, monitoring for side effects of medications, using sun protection on nails, and accepting that aging can contribute to ridges. The document also briefly explains what nail ridges are and that most vertical ridges are normal while horizontal ridges may indicate underlying medical issues.