You suffered a brain injury from a bump, blow or jolt to the head earlier in your life. Years later, you experience one or many symptoms: foggy thinking, memory loss, trouble sleeping, anxiety, depression, or personality changes. Are those symptoms related to your brain injury earlier in your life? Derrick Allred, MD, at the Neilsen Rehabilitation Center at University of Utah Health discusses the process used to determine if an earlier in life concussion could be the cause, offers some reassurance, and advice on when to make an appointment with a specialist.