Study insights could improve current understanding of neurodegenerative diseases as well as interpretations of brain scans.

The brain is one of the body’s most energy-demanding organs, accounting for 2 percent of the body’s weight but consuming 20 percent of its total energy. To stay within budget, the brain must be highly ...

All day long, our brains carry out complicated and energy-intensive tasks such as remembering, solving problems, and making decisions.