You will reduce stress and unwind into a good night’s sleep.
Exposing yourself to artificial light on your cellphone, TV or tablet reduces your body’s production of melatonin, which can make it difficult to get a good night’s sleep, if you do so late at night. You would be wise to cut off all electronics at least an hour before bed, and replace that with a good book, which is a much better sleep-friendly alternative.
source: Lifehack.org. Read the entire article by Daniel Warren.