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Reviewed by the BioHackers Lab Team | Last updated: October 10, 2022 There are two free software options available to help reduce the amount of artificial blue light emitted from your iPhone screen.
Using one of these iPhone settings will help to limit the amount of blue light emitted from your screen, which is a good idea to do to help protect your natural circadian rhythm (wake-sleep cycle). However, I would use one of these iPhone settings in conjunction with also wearing a good pair of 100% blue light blocking glasses for adults or children’s glasses at night. (You can also get blue light reading glasses if needs). Table of Contents
How to Turn Your iPhone Screen Red Using Color Filter ModeGo to Settings > Accessibility > Display & Text Size > Color Filters > Color Tint You can use the color filter accessibility option to also help filter out blue and green color spectrum from your iPhone display. I found using this red color filter setting option will help filter out more of the visible blue colour than the Night Shift option. Step 1: Go to “Settings”Step 2: Go to “Accessibility”Step 3: Go to “Display & Text Size”Step 4: Go to “Color Filters”Step 5: Toggle the “Color Filters” onStep 6: Click to select “Colour Tint”Step 7: Move the “Intensity” and “Hue” sliders to the far right position for maximum redness effectStep 8: Done, see the resultResult of the Strongest Color Filter OptionHow to Create a Triple-Click Shortcut to Switch Color ModesGo to Settings > Accessibility > Accessibility Shortcut > Select Color Filters Use this shortcut so that every time you triple-click the button on the right side of the iPhone, it will switch between the regular screen brightness and red color tint and vice versa. Step 1: Go to “Settings”Step 2: Go to “Accessibility”Step 3: Go to “Accessibility Shortcut”Find it by scrolling all the way to the bottom. Step 4: Choose the “Color Filters” option from the list, and you’re doneHow to Turn on Night Shift on Your iPhoneGo to Settings > Display & Brightness > Night Shift > Scheduled or Manually Enable Until Tomorrow Since the release of the iOS 9.3 software update, Apple allowed iPhone and iPad users to activate the inbuilt Night Shift option on their iPhones.
Step 1: Go to “Settings”Step 2: Go to “Display & Brightness”Step 3: Click “Night Shift”Step 4: Choose either “Scheduled” or “Manually Enable Until Tomorrow” optionsStep 5: Move the color temperature slider to desired resultStep 6: Done, see the resultResult of the Strongest Night Shift Filter OptionThis research study questioned how effective the two different Night Shift settings they tested were in helping to reduce the effect of blue light on melatonin suppression. You will visibly see how the next option I have for you is even better and is my preferred option. SummaryI hope you found the steps easy enough to do. For me it is clear that using the red color filter option is the better one to go with for maximum reduction in visible blue and green wavelengths. You can also change the settings on your Android phone, Windows computer and Mac computer to help filter out blue light. Some extra resources you should try next are:
Home » Resources » What Are the Blue Light Filter Options for an iPhone? How do I stop the blue light on my iPhone?Turn on Night Shift
Firmly press the Brightness control icon, then tap. to turn Night Shift on or off. Go to Settings > Display & Brightness > Night Shift. On the same screen, you can schedule a time for Night Shift to turn on automatically and adjust color temperature.
How do I turn off the blue light on my phone?The majority of the Android devices feature a built-in blue light setting, one which you can enable by going to Settings and tap on Display. There you will find a setting named either Night Light or Blue Light, through which you can adjust the colouring temperature and schedule when you want to turn it on and off.
Why is there a blue light on my iPhone?That light is the proximity detector that turns off the screen when you hold your phone to your face while on a call so your face doesn't push any buttons.
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