Red light therapy may assist your wellness. The human body is photosensitive. Sunlight activates brain chemicals and hormones, regulates circadian rhythm, and jumpstarts mitochondria. Red light therapy is low-level light stimulation intended to improve skin health, fat loss and brain health. It may also help combat autoimmune diseases. Specialty LED-based lighting is available for home treatment for a few hundred dollars, providing the same benefits. Listen as Dr. Ari Whitten joins Dr. Susanne Bennett to explain how red light therapy works.