football concussions

what is a concussion

• a concussion is a injury to the brain.
• it happens when you bleeding in your brain.

college concussions

• in college if you injure someone  
• you dont get fined 
• but they should get suspended for a couple games 

when do concussions occur

• they happen the skull is not protected enough.

what sports do they happen in most.

• football

sources

• google.com
• google.com/images 
• http://www.webmd.com/brain/tc/traumatic-brain-injury-concussion-overview