What Are Post-Concussive Headaches? Post-concussive syndrome is a condition that can result after a mild traumatic brain injury called a concussion. When someone has post-concussive syndrome, that means his or her concussive symptoms last longer than the expected recovery period. Post-concussive headaches are the most common symptom associated with this condition, and often stick around … Continue reading Post-Concussive Headaches And VA Disability Benefits