A Pacemaker is a small device used to regulate abnormal heart rhythms. It sends electrical impulses to maintain a proper heart rate. A temporary pacemaker is used for short-term treatment in emergencies. A permanent pacemaker is implanted inside the chest. It is used for patients with slow heart rate (bradycardia). The device monitors heart rhythm continuously. It activates only when needed. It improves heart function and blood circulation. It helps reduce symptoms like dizziness and fatigue. It significantly improves quality of life.