We spend a large part of our day on the screens. American adults looked at mobile devices on average 3 hours, 35 minutes per day 2018, according to eMarketer, which predicts that the time spent on mobile will surpass TV 2019.
All the bright light that flows into the eye balls is not "t Blue light can interfere with sleep, confuse your brain about what time of day it is. Giving up mobile devices is not really an option for most people, but so many of us choose a dark mode, which changes white background to gray and black.
Not all apps offer an officially dark mode; some only have night scenes that only work under certain conditions. For example, Google Maps and Waze have night scenes but do not work throughout the app, while allowing Firefox, Gmail and Windows 10 Mail -app custom themes on the web, but you have no luck with the mobile apps. Below is a list of all major apps in dark mode and how to turn it on.