Concussion photos: What a concussion looks like, inside and out
The superficial wounds of a severe concussion may be few and far between, but the lasting, internal damage can last for a very long time. Here's what a concussion looks like and how it has affected athletes and young people.
Striking the side
After a sudden blow to the head, the brain moves around inside the skull, and despite the cushion from the fluid, bounces against the bone.