Shearing is the stretching and tearing of the tiny nerve cells that comprise the brain. Learn more about the research and neuroimgaging that shearing can cause when the brain is injured.
See more of Dr. Ghajar's videos here.
Produced by Noel Gunther and Justin Rhodes, BrainLine.
Jamshid Ghajar, MD, PhD is chief of Neurosurgery at Jamaica Hospital-Cornell Trauma Center, clinical professor of Neurosurgery at Weill Cornell Medical College and president of the Brain Trauma Foundation.