Traumatic Brain Injury (TBI) is a condition that affects millions of people around the world every year. It is a serious health issue that can lead to permanent damage or even death. TBI can be caused by a variety of factors, including accidents, sports injuries, and violence. In this article, we will discuss the causes of traumatic brain injury.


Accidents are one of the leading causes of traumatic brain injury. Car accidents, falls, and workplace accidents are just a few examples of accidents that can result in TBI. According to the Centers for Disease Control and Prevention (CDC), falls are the leading cause of TBI, accounting for almost half of all TBI cases. This is especially true for older adults, who are more susceptible to falls due to age-related balance issues.

Car accidents are another common cause of TBI. The force of impact during a car crash can cause the brain to move within the skull, leading to injury. Motorcyclists are particularly at risk of TBI, as they have less protection than drivers or passengers in cars.

Sports Injuries

Sports-related injuries are another leading cause of TBI, especially among children and young adults. Contact sports like football, soccer, and hockey pose a high risk of TBI due to the potential for collisions and impacts. Even non-contact sports like cheerleading and gymnastics can lead to TBI if a participant falls or lands on their head.

Repetitive head trauma, like that experienced by professional athletes in contact sports, can also lead to a condition known as Chronic Traumatic Encephalopathy (CTE). CTE is a progressive degenerative disease that can cause memory loss, depression, and dementia.


Violence, including physical assault and domestic abuse, is another common cause of traumatic brain injury. The force of a blow to the head can cause the brain to move within the skull, leading to injury.

Child Abuse

Child abuse is a particularly distressing cause of TBI. Infants and young children are particularly vulnerable to TBI due to their still-developing brains. Shaken Baby Syndrome, which occurs when a caregiver violently shakes a baby, is a common cause of TBI in infants. Children who are physically abused, especially those who experience repeated blows to the head, are also at risk of TBI.

Medical Conditions

Medical conditions can also lead to traumatic brain injury. Strokes, aneurysms, and tumors can cause bleeding and swelling in the brain, leading to TBI. Infections like meningitis and encephalitis can also cause brain damage.

Alcohol Use

Alcohol use can increase the risk of traumatic brain injury. Alcohol is a depressant that can impair coordination and balance, making falls and accidents more likely.


Prevention is key when it comes to traumatic brain injury. There are several steps you can take to reduce your risk of TBI:

  • Wear a seatbelt when driving and use appropriate car seats for children
  • Wear a helmet when participating in contact sports or riding a bike, motorcycle, or skateboard
  • Use appropriate safety equipment when working with power tools or heavy machinery
  • Install handrails and grab bars in your home to prevent falls
  • Keep your home well-lit and free of clutter to reduce the risk of falls
  • Never shake a baby or young child

by O'Connor & Partners, PLLC
Last updated on - Originally published on

Posted in: Brain Injury