Hi CP, I've heard red glasses help.

Hi CP, I've heard red glasses help. Additionally, on your iPad if you swipe down the upper corner right menu, hold/press the brightness bar you will see "night shift."

If you press the "night shift" you can turn it on which helps with brightness

Now a days, I see a lot of eye glasses being circulated under bluelight emitter category. Which one works effectively and why? Help us with buy links if possible.