This fact sheet is a basic introduction to the human brain. It can help you understand how the healthy brain works, how to keep your brain healthy, and what happens when the brain doesn't work like it should.
Your brain is a complex organ that regulates everything you do, like your senses, emotions, thoughts, memories, movement and behavior. It even controls body processes you don’t have to think about, like your breathing, body temperature and your heart rate.
Brain, the mass of nerve tissue in the anterior end of an organism. The brain integrates sensory information and directs motor responses; in higher vertebrates it is also the center of learning. Learn more about the parts and functions of the brain in this article.