Dark Matters: Harmonizing Our Circadian Rhythms to Optimize Health and Well-Being

Work in clinical and laboratory settings has indicated that lack of bright light during the day can compromise mood, accelerate cancer growth, and impair cognition. Even sustained exposure to the equivalent of a child's night light has been shown to have an impact on everything from how well our brains function every day to how well our bodies recover from injury. Professor Randy J. Nelson brings together the most reliable research on the different ways exposure to light at night affects ho...