As stated by the Centers for Disease Control and Prevention (CDC), symptoms of traumatic brain injury can last for days, weeks, or longer. TBI symptoms fall into four different categories:
Cognitive: Difficulty concentrating and thinking clearly, difficulty remembering new information, feeling slowed down.
Physical: Headache, fuzzy or blurry vision, dizziness, nausea or vomiting early on, balance problems, sensitivity to light or noise, tiredness, lack of energy.
Emotional: Irritability, nervousness or anxiety, sadness, being more emotional than normal.
Sleep: Sleeping more or less than usual, difficulty falling asleep.