Concussions are an incredibly common injury, affecting millions of Americans each year. Despite their worrying regularity, the long-term impacts and health ramifications of a concussion are still not entirely understood.
In short, a concussion is a brain injury that changes the way the brain functions.
Concussions can happen in a myriad of ways, but contact sports are most commonly to blame.
The Centers for Disease Control and Prevention (CDC) estimate that1.6-3.8 million concussions occur each year; and, up to 10 percentof athletes suffer a concussion in any given sports season.
