In a severe impact to the head, the brain moves and hits the skull causing injury. During a boxing match, the brain moves from side to side after the impact of a punch. Following a concussion head injury, confusion and disorientation due to temporary distortion of the brain may result.
Review Date 5/10/2019
Updated by: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.