It suppresses the secretion of melatonin, a hormone that is produced at night and prepares the body for sleep, as one NHS study shows.Its impact is so great, in fact, that another study reported by the Daily Mail even suggested that having a blue LED shining from a car dashboard would be an effective way of preventing drivers from falling asleep at the wheel.So what do you do, short of turning your phone off hours before you go to bed?Head into the Play Store, and you’ll find numerous apps that provide the solution: filtering out the blue light entirely.What Does a Blue Light Filter Do?Most blue light filtering apps work in a similar way. It’s what helps to keep us awake and alert, and is an integral part of how sleep cycles work.But exposure to blue light at night is negative, as it effectively tricks your brain into thinking that it’s still daytime. More specifically, it’s exposure to short wavelength blue light-the kind given off by our phones and tablets and pretty much any gadget with an illuminated display.Sunlight also contains blue light, which is vital during the day. Let’s take a look at exactly why you need one, and which is the best to use.The Problem With Blue LightStudies, such as one done by Harvard, have repeatedly warned that using gadgets in the evening affects both the quantity and quality of our sleep.The cause is exposure to light at nighttime. The easy solution to this is to use a blue light filter on your Android phone. How often do you get a good night’s sleep? If the answer is anything less than “always,” then you might want to consider the impact your gadgets have on your nightly slumber.While it’s common for many of us to unwind in the evening reading ebooks, watching Netflix, or catching up on Facebook, experts are united in their belief that this is not healthy.The problem is that screens emit blue light that tricks our brains into thinking we should be awake. On a Samsung Galaxy you’ll find it in the Quick Settings panel, where it’s called the Blue Light Filter. So if you’re running Android 7 or later, go to Settings Display and look for an option labeled Night Light. Android 7 Nougat introduced one, although manufactures don’t always choose to include it in their build of the operating system. Many also don’t work on your notifications pane.įirst, you should check whether you’ve already got a blue light filter on your phone. #Best night screen like android blue light installTo tap the Install button, you have to pause or close the filtering app. You’ll most likely notice it if you attempt to install an app from an alternative app store. They can also trigger a security feature in Android where certain buttons become inaccessible when overlays are in place. Their use of a red overlay reduces contrast, and it turns blacks into a dark shade of red. Even if you’re skeptical about it improving your sleep, you will immediately notice a reduction in eye strain when using your phone in a dimly lit room. But it also cancels out the negative effects of the blue light, and massively decreases glare. This gives everything a red hue, which takes a little getting used to.
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