What is Traumatic Brain Injury (TBI)?

TBI Fast Facts

2.8M annual US cases
Leading disability cause under 40
40% from falls (CDC)

Medical Definition

Traumatic Brain Injury (TBI): "An alteration in brain function caused by external force"

Vehicle Accidents

Whiplash injuries
Closed head trauma

Falls

Senior falls
Workplace accidents

Violence

Assaults
Shaken baby syndrome

TBI vs Other Injuries

Injury Type	Brain Involvement	Severity
TBI	Always	Mild-Severe
Concussion	Yes	Mild

Biological Process

Primary Injury

Initial physical damage

Secondary Injury

Biochemical cascade

Recovery Phase

Neuroplasticity