Don’t Throw Away Old Light Bulbs! Turn Them Into This Powerful Signal Device

Isolated artificial short wavelength light, the light that shines from your phone, TV, computer, LEDs, etc., is causing metabolic dysfunction. Yes, that’s right, light has profound implications on our biology. What can you do about it? -Get more sun exposure -use incandescent bulbs or full spectrum LEDs -use a red filter on your devices -wear blue blocking glasses -cover your skin when exposed to light These things are particularly important at night, not as big of a deal during the day, but imp

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