
What is brain fog?
Mental fuzziness can be frustrating and can be caused by lack of sleep or even an underlying illness.
The human brain is the body's computer. Find out everything there is to know about your brain and stay updated on the latest news with the comprehensive articles and images of the brain at LiveScience.com. Learn more about this vital organ as scientists continue to make amazing discoveries about your brain.
Related Topics: Memory, Nervous System, Personality