Light therapy can improve your sleep, boost, energy, reduce anxiety and offer other benefits. Amber Leong created her line of light therapy lamps after experiencing seasonal affective disorder. She successfully pitched her company, Circadian Optics, on ABC's Shark Tank. Nurse Practitioner Maggie Berghoff shares her road back to health after suffering from chronic inflammation and a mini stroke (TIA). Berghoff discusses red light therapy benefits, from improving skin texture to muscle recovery.