The Healing Power of Light. Light connects all material things. Life on earth is bound to the rhythms of light and dependent on the energy-synthesising oxygen it provides. Light controls our mood, health and biological rhythms.
Quentin Cooper explores how, with the latest advances in science and technology, scientists are only now beginning to fully understand this powerful natural drug, and to utilise it in the treatment of a wide range of diseases and psychological disorders. EMAIL: radioscience@bbc.co.uk Producer Angela Hind Dr Mark Porter on SAD: page 38