led lights are a mystery to me, and although i have a few i prefer what i grew up with over the last seventy years. this piece alleges that led lights aren't good for you, and because much of what we've been sold in my lifetime turned out to have one problem or another i don't doubt the evidence they present here;


One of the world’s top photobiologists has been trying to warn the public for years about the dangers of the government-mandated phasing out of incandescent lighting.
While LEDs (light-emitting diodes) are up to 95 percent more energy efficient than incandescent bulbs, we are paying for that savings with our health.  
A physician and lecturer at Wismar University in Germany, Alexander Wunsch is an international consultant to governments, medical facilities and the lighting industry.
His message, though often ignored, is clear: blue light, isolated from all the other colors on the light spectrum, is damaging our retinas and disrupting our endocrine systems, resulting in all sorts of physical and mental illness.
It’s not a message the LED industry, governments looking to cut carbon emissions, or consumers saving money on electricity want to hear. But, as this Harvard Medical School report says, it is “backed up by study after study.”
Natural light vs. LED light
Natural light gives off all the colors (wavelengths) of the rainbow in a somewhat continuous manner, Wunsch explains in an interview with Dr. Mercola........https://fromthetrenchesworldreport.com/the-dark-side-of-led-lighting/238735