Definition: A concussion is a concussion of the brain following a shock. This results in poor functioning of brain cells and transient functional disorders. It is often caused by an impact to the head from front to back. 

Symptoms of the disease (source

  • Headache
  • nausea
  • dizziness
  • vomiting
  • Dizziness, fatigue, confusion
  • See stars, bright lights
  • Ringing in the ears
  • Drowsiness
  • Double or blurred vision
  • Lack of coordination/lack of balance
  • Memory problems