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Our modern world is full of artificial blue-violet light, but is it causing more harm than good? Optometrist Dr. Seema Nanda explains the harms and possible solutions.
By Texans for Vaccine Choice5
44 ratings
Our modern world is full of artificial blue-violet light, but is it causing more harm than good? Optometrist Dr. Seema Nanda explains the harms and possible solutions.

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