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Blue light causes negative physiological changes during sleep – Floridanewstimes.com
Credit: CC0 public domain Prolonged exposure to light at night can adversely affect human health. But now, Japanese researchers…

Credit: CC0 public domain
Prolonged exposure to light at night can adversely affect human health. But now, Japanese researchers have identified a new type of light that has less effect on physiological changes during sleep.
In a study published this month…
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