Yes, it can be, however it depends on what technology is being used before sleep. Due to the bright blue lights and strain on our eyes in dark rooms, interactive devices like game consoles, Televisions and smartphones or tablets can make the act of falling asleep a delayed response. This, in turn, makes it more difficult to relax your mind and fall asleep. To counteract these negative aspects of technology, many devices like TV and mobile phones, have yellow light features to reduce strain on your eyes.