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Overview
A blow to the head can cause the brain to move and hit the skull. Here, a punch in a boxing match shakes the brain from side to side. A concussion can cause major confusion due to brain distortion.
Review Date 9/7/2021
Updated by: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.