The DocSphere | Specialist Doctor's In India on Instagram: "High Hemoglobin (Polycythemia) Causes, Symptoms, Investigation, and Treatment (in Hindi) #Polycythemia #ThickBlood #DrKaveriJoshi #TheDocSphere #Hematology #BloodDisorder #HighHemoglobin ### 🔍 What is Polycythemia? A group of blood disorders characterized by an abnormal increase in red blood cell mass, leading to increased blood viscosity (thickness) and risk of clots. --- ### 📊 **Types & Causes of Polycythemia:** | **Type** | **Prima