Stages of HIV Infection. Without treatment, HIV advances in stages, overwhelming your immune system and getting worse over time. The three stages of HIV infection are: (1) acute HIV infection, (2) clinical latency, and (3) AIDS (acquired immunodeficiency syndrome).
A pacemaker is a small, battery-powered device that is implanted into your chest to help regulate your heart rate. You need a pacemaker if your heart beat is too slow or is irregular. Your heart may not be able to pump blood well throughout your body. This can happen because of heart failure, aging, or heart medications. You may have the following signs and symptoms:
â¢ The pacemaker is connected to your heart by one or. more wires. Tiny electric charges that you canât feel. move through the wire to your heart. â¢ Pacemakers work only when needed. They go on when. your heartbeat is too slow, too fast or irregular.