THE LIGHT DOCTOR newsletter by Dr. Martin Moore-Ede

THE LIGHT DOCTOR newsletter by Dr. Martin Moore-Ede

Sunlight Obstruction Syndrome (SOS) is only half the story

The adverse effects of artificial light at night are actually greater than those of sunlight deprivation

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Dr. Martin Moore-Ede
Jun 19, 2025
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Chris Patrick, an Irish-born clinical pharmacist living in Brisbane, Australia, recently coined an interesting new term, “Sunlight Obstruction Syndrome”1. While SOS is not an approved medical diagnosis, it does effectively convey one of the key messages about light and health. And we need catchy terms to capture the attention of the general public and ma…

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