Your symptoms seem to be of Post Concussion
Syndrome. It is a complex disorder in which concussion
symptoms such as headaches and dizziness last for weeks and sometimes months after the impact that caused the concussion. Post-concussion symptoms include: Headaches, Dizziness, Fatigue, Irritability, Anxiety, Insomnia (loss of sleep), Loss of concentration and memory, Noise and light sensitivity and many others. There could be a brain injury due to the accidents causing the symptoms.