The human brain controls the central nervous system by way of the cranial nerves and spinal cord, the peripheral nervous system, and regulates virtually all human activity. Anatomically, the brain can be divided into three part: the forebrain, midbrain and hindbrain. The brain is the source of the conscious, cognitive more from Wikipedia

Fast Facts:

  • Adult human brain weighs approximately three pounds.
  • Brain houses approximately 100 billion interconnected nerve cells.
  • The brain uses about 20% of the body's energy resources.