The brain consists of material that generally is classified as either gray matter or white matter.
Gray matter primarily consists of nerve cells, whilewhite matteris mostly made of axons that transmit signals.
The UC Davis Health System has a helpful way of understanding the difference.
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In people withAlzheimer’s disease, thehippocampus, in particular, is noted to experienceatrophy.
Can You Change the Volume of Gray Matter in Your Brain?
Several interesting studies have been conducted on the amount of gray matter in your brain.
While the number of participants was small at 17, the resulting increase in gray matter thickness was significant.
Volume 35, Supplement 2, September 2014, Pages S20S28.Physical activity, fitness, and gray matter volume.
UC Davis Health System.Department of Neurology.
