Headaches can occur when the brain is injured and concussed due to a head trauma.
Head pain after a concussion occurs when the brain is injured due to a traumatic event that violently knocks the brain in the skull.
A child can develop a headache hours or days after a concussion. The injury can result in swelling, pools of blood or fluid, or aneurysms in the brain, or referred pain from a neck or back injury.
Most concussion-related head pain will pass within a week. Pain that lasts longer can be a symptom of a serious issue or a different type of headache, like a migraine or cluster headache.
Causes of a concussion-related headache can result from a fall, impact or other occurrences that shake the head.
The main symptom is head pain, but other concussion-related signs can include: