a concusin is when your brain is hit against your skull either from head trauma or some sort of a head injury like received in football.
Anyone
ovechkin
Yes
Forever
concusion
Marian Anderson's dad died of a head concusion. Something fell on him, was injured and soon died. :(- Kaylie
to keep from a concusion
No. He made up the excuse of a concusion to make Bella think that she didnt see what really happened. Because he didnt want to expose the secret of his family.
The wizard of Oz.
Arthritis or a Concusion
It is bad because than you can passout or get a minor concusion
yes as long as you dont have head problems or a concusion but if you dont it is okay