The Effects of Light Pollution on Sleep

The importance of light in regulating sleep is by complex we have some biological clocks in our brain the kick to give us a day and night cycle but they are not exactly 24 hours. So there is a very direct link between how much sleep is reduced in terms of quantity or is disruptive and the entity of the cardiometabolic and also mental health issues that you find later on. The blue light has the effect of day of the sun so has intensity and spectrum very similar to the sun whereas a red light which is of less energetic light at a long wavelength is more conducive to let's say dozing off.