Right now, however, we have all types light sources. Without boring you to death with science we evolved around the Sun and at night there was no light before. They shift during the day and this is actually our Circadian clock. There are 2 hormones actually which control when we should be awake and when we should fall asleep.Ĭortisol tells our body to be awake and Melatonin tells our body to fall asleep.Ĭortisol levels are biggest when you wake up and Melatonin levels are biggest when you sleep.
When melanopsin detects blue light entering our eyes in blocks the secretion of our sleep hormone called Melatonin.Īnd when you don’t produce enough Melatonin you can’t fall asleep. In our eyes, we have a photoreceptor called Melanopsin. You probably feel how when you spend a lot of time in front of the PC or your phone at night you can’t fall asleep really fast. I will also tell when screen protector may be a good choice.īut first, let’s give a fast overview for people who heard about the dangers of blue light for the first time.
#Blue blocks blue light software#
I will tell you when to choose glasses and when to choose software solutions. In this article, I will present to you all cases and what to choose in every case. Which is better depends on what you need and what you want to achieve?ĭepending on why you want to block blue light and what do you want to achieve your best solution will probably be different than mine. I may be the creator of Iris, which is blue light filter software but I will be honest with you.