The Bobblehead Effect of Repetitive Brain Trauma

Dr. Lee Goldstein explains how the axons, capillaries, and blood vessels in the brain are sheared when a "bobblehead" head on a rigid neck accelerates back and forth.

See more videos with Dr. Lee Goldstein.

Posted on BrainLine February 28, 2013.

Produced by Brian King, Vicky Youcha, and Erica Queen, BrainLine.