Your brain only makes up about 2 percent of your body weight, but it uses more than 20 percent of your body’s total energy. Besides being the site of conscious thought, your brain controls most of ...

The human brainstem comprises three connected parts: the midbrain, pons, and medulla, each composed of numerous axonal tracts (white matter), cranial nerve nuclei, and noncranial nerve brainstem ...

What Is Locked-In Syndrome? Locked-in syndrome is a serious neurological condition that occurs when a section of your brain stem is damaged. This is a rare occurrence that is usually the result of a ...

The human brain, as the seat of mental life—from the most complicated intellectual processes down to routine and unconscious bodily control—is necessarily enormously complex. The largest part of the ...