Many peoples throughout history used the warmth of the Sun to heal. Others used lamps or light split into different colours, which we still use today.
Articles on Light and health series
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Your GP shines a light in your eyes, orders a blood test and requests some medical imaging. All rely on light to help diagnose disease.
Here are just some of the ways light is important for our wellbeing and mental health.
We have trillions of body clocks – a central one in the brain and others in each cell of our body. Here’s how they work with light to control our health.
Light helps explains the evolution of our skin colour, why some of us have curly hair, and the size of our eyes. And light still shapes us today.
Top contributors
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Senior Research Scientist, South Australian Museum; Flinders University
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Associate Professor, Physiology of Circadian Rhythms, Institute for Molecular Bioscience, The University of Queensland
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NHMRC Emerging Leadership Fellow Institute for Molecular Bioscience, The University of Queensland
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Co-Director, Health and Policy, Brain and Mind Centre, University of Sydney
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Postdoctoral Research Fellow, Brain and Mind Centre, University of Sydney
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Senior Research Fellow in Youth Mental Health, Brain and Mind Centre, University of Sydney
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Associate Professor and ARC Future Fellow and Director, UniSA Microscopy and Microanalysis Facilities, Adelaide University
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Lecturer - Women's Health; Pharmacology, School of Biomedical Sciences, The University of Western Australia