Signs and symptoms of concussion
| Symptoms |
| Headache |
| Dizziness |
| Balance problems |
| Unsteadiness |
| Light sensitivity |
| Vision changes |
| Nausea |
| Drowsiness |
| Amnesia |
| Sensitivity to noise |
| Tinnitus |
| Irritability |
| Feeling slowed down or “in a fog” |
| Difficulty concentrating |
| Difficulty remembering |
| Low energy, drowsiness |
| Sleep disturbance |
| Increased emotionality |
| Signs |
| Loss of consciousness |
| Amnesia |
| Confusion |
| Disorientation |
| Appearing dazed |
| Eye-movement abnormality |
| Inappropriate emotionality |
| Physical incoordination |
| Imbalance |
| Seizure |
| Slowed verbal responses |
Based on information in reference 8