It is common to have headache and dizziness
after an injury
. Also alcohol can cause headache but unlikely to have dizziness after so long. If you experience any of the following symptoms, then you should immediately vist the A and E
any loss of conciousness
any sever headaches
any visual disturbances
Pain killers and rest can help your symptoms. You can consult your doctor if your dizziness gets worse and may require medications.
Yes, it is possible on imaging to detect a concussion
even after 2 days.