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A 39-year-old member asked:

How does light pollution affect our physical health?

1 doctor answer2 doctors weighed in
Dr. Gurmukh Singh
Pathology 50 years experience
Sleep interference: It is not clear that light affects physical health. Sun light is good and is needed for vitamin D synthesis in the skin. Excessive light in the bed room may not be desirable, if it interferes with your sleep as that can have ramification for health.

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Last updated May 26, 2015

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