Center for Brain Injury and Repair
University of Pennsylvania

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Traumatic Brain Injury: a "Silent Epidemic"

The devastating impact that traumatic brain injury (TBI) has on society is most dramatically revealed through numbers. Each year, an estimated 2 million Americans suffer some form of traumatic brain injury. Even more alarming, it is the leading cause of death and disability in persons under 45 years old, occurring more frequently than breast cancer, AIDS, multiple sclerosis, and spinal cord injury combined. Other equally revealing statistics:


traumatic brain injury graph

Despite its pervasiveness, TBI remains, for the most part, a "silent" epidemic. According to a recent national survey, only 1 in 3 Americans are familiar with the term "brain injury." And rarely do people associate TBI with the most common form of injury - concussions.