iOS 9.3 now available with Night Shift mode to help you sleep, iOS

Apple’s latest version of its iPhone and iPad software includes mode for blocking blue light at night and enhancements to the use of iPads in education

Apple iOS 9.3 software update has a Night Shift mode to reduce blue light

Keep Your Night Vision Sharp with the iPhone's Hidden Red Screen « iOS & iPhone :: Gadget Hacks

How and why to use Night Shift on your iPhone, iPad, and Mac

Why iOS 9.3 Night Shift mode is not working properly and how to fix it

Ready For Bed? How to Stop Blue Light From Disturbing Your Sleep

iOS 9 - Wikipedia

How to use True Tone and Night Shift on the iPhone and Mac

How to Stop Gadget Blue Light From Disturbing Your Sleep

Apple iOS 9.3 'Night Shift' Mode Might Improve Your Health

iOS 9.3 beta: Apple introduces Night Shift mode to help you sleep

How to use Apple's iOS Night Shift mode

Does using Night Shift mode on your iPhone improve your sleep? Not according to this study