The document provides dos and don'ts for keeping kidneys healthy. It recommends staying hydrated by drinking 2 liters of water daily but not overhydrating. It also recommends eating kidney-friendly foods, exercising regularly, limiting caffeine, alcohol and smoking, and reducing sugar and salt intake. Additionally, it advises limiting over-the-counter medications and using supplements cautiously as excessive amounts can harm kidneys. The overall document outlines lifestyle habits and dietary choices to support kidney health.