After being diagnosed with Progressive Multiple Sclerosis, Terry Wahls depended on a tilt-recline wheelchair for four years. However, she realized that she could improve her health on a cellular level by focusing on lifestyle and diet. Her incredible story of recovery is really a story of creating health and vitality, instead of focusing on treating the symptoms of disease. On this episode of Health Theory with Tom Bilyeu, Dr. Terry Wahls explains how a focus on cellular health can lead to extraordinary outcomes, even for people struggling with severe chronic illness.