• A recently released survey of 13,000 junior high and high school brought light to the troubling scope of young athletes experiencing concussions.
  • 1. A violent jarring; a shock: The concussion from the explosion broke windows three blocks away.
  • The American Academy of Neurology (AAN) created a Concussion Quick Check app to evaluate if someone has a concussion and needs to see a neurologist.
  • Concussion is a short-term loss of brain function following a head injury. Learn more about the causes, signs and symptoms of concussion.
  • Some experts define concussion as a head injury with temporary loss of brain function, which can cause cognitive, physical, and emotional symptoms.
  • A concussion is an injury to the brain caused by a blow to the head. Symptoms can occur right away or develop days or even weeks later.
  • Concussion, or brain concussion, is an injury to the brain caused by a blow to the head or by violent jarring or shaking.
  • Learn more about how to identify the signs and symptoms of concussions, as well as long term effects of traumatic brain injury (TBI).
  • Doctors of optometry can diagnose and treat visual symptoms of concussion, which can be detrimental to academic, work and sports performance.
  • The symptoms of concussion (mild traumatic brain injury) include headache, nausea, irritability, poor concentration, and emotional changes.