Karl Ryberg
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Whether it is sunlight, the light of fire or the blue light of your phone: the effect it has on our lives is much greater than we think. All types of light to which we are exposed have an impact on our health and happiness. In this illuminating book, psychologist and light expert Karl Ryberg unravels the science of light and gives practical tips and advice. Discover what light actually is, how it works and how you can make maximum use of the positive and healing effects it can have. Including how to combat winter blues (Seasonal Affective Disorder), the importance of natural daylight and the best lighting for your home, the influence of "blue light" on your sleep and eyes and the new phenomenon: eye yoga. Learn everything about the fascinating world of light and far better your brain, mood, health and night's sleep with the right light at the right time.

Karl Ryberg is a psychologist and architect from Stockholm. He has been working with practical light therapy for thirty years. Karl studied biology in England and Russia and is a recognized speaker worldwide in the field of light.

Cover: Paperback / Dimensions: 22x14x2 cm / Pages: 220 / Language: Dutch / Illustrations: No / Publisher: UNIEBOEK - HET SPECTRUM / Publication: 17/01/2019


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