A simple, easy-to-read electrolytes panel guide for patients, caregivers, and nursing students. Includes normal ranges for Sodium, Potassium, Chloride, and CO₂ (Bicarbonate), with clear explanations of what high or low values may indicate. Helps you understand your lab report, recognize symptoms related to dehydration, kidney issues, fluid imbalance, or metabolic changes, and prepare questions for your provider. Educational only — not medical advice.