Eye strain is a common issue that most smartphone users have to contend with on a daily basis. One of the major reasons that cause this is prolonged mobile phone use. It can also be exacerbated by a ...

Reasons for inverting the colors on your PC include seeking relief from eyestrain, craving a better night's sleep after a long day at the computer, or simply wanting a different look for your screen.

The Apple iPhone interface uses fairly consistent colors, and most of the on-screen colors cannot be changed by the owner. However, iPhone users can invert the overall color scheme of the device.