Does Your Smartphone’s “Eye Protection” Mode Really Work? The Effects of Blue Light
Blue light from your screen doesn’t harm your eyes, but it can have side effects on your sleep quality, especially if you use your smartphone before bed. The light emitted by your phone screen inhibits the production of melatonin, causing an alteration in your circadian rhythm. Fortunately, there are several ways to prevent screen brightness from keeping you from sleeping, such as using glasses with a blue light filter or your phone’s night mode. But do eye protection filters really work? Let’s analyze the spectrum of light emitted by an iPhone after night shift mode has been activated.
00:00 The effects of blue light from your smartphone
00:46 Does the blue light from your screen disturb your sleep?
01:53 Do blue light filters on your phone work?
03:04 Does the blue light from your screen damage your eyes?
04:22 The effect of scrolling on your sleep
05:19 Why you shouldn't use your phone before going to sleep
05:49 What to do before going to bed
06:12 Glasses with blue light filters
06:28 Activate night mode and lower the brightness
Credit
Tommy Benessere
Eric Wiessner