Rhonda Patrick· PhD
And based on this science, almost all the cell phones or laptops now have a night shift or night light feature. And you can program it to turn it on around 8:00 or 9:00 in the evening when these screens will dim down and will turn it orange in color. They may or may not help you to increase your melatonin, but at least they will signal that it's time to wind down and go to bed.