The Hidden Network That Runs Your Body 🧠⚡ . . . Your brain is the most complex structure in the universe — a vast network of over 86 billion neurons sending electrical signals at speeds up to 430 km/h ⚡. Through the spinal cord and peripheral nerves, it controls every heartbeat, breath, and movement you make. This 3D medical visualization reveals the breathtaking design of the human nervous system, the real power grid of life itself. . . #brainanatomy #brain #maleanatomy #reproductivesystem #an