Dr. Liane Leedom: How trauma affects the brain

Dr. Liane Leedom, a psychiatrist and professor at the University of Bridgeport, explains how trauma affects the brain. Stress causes the release of stress hormones, including cortisol. This impacts the immune system, creates toxicity and affects brain function. But, she says, indications are that brain injuries are completely reversible. She offers suggestions on what you can do to heal your brain.