🌟 HEMOGLOBIN (Hb) – NORMAL VALUE GUIDE 🌟 💉 “Hemoglobin holds the oxygen of life.” 📘 DEFINITION 🗨️ Hemoglobin (Hb) is the iron-containing protein in red blood cells (RBCs) responsible for transporting oxygen from lungs to tissues and carbon dioxide back to lungs. 📊 NORMAL HEMOGLOBIN VALUES 👥 Population Group 💯 Normal Range (g/dL) 👨 Adult Male 13.5 – 17.5 g/dL 👩 Adult Female 12.0 – 15.5 g/dL 🤰 Pregnant