Digital literacy is the ability to understand, evaluate, and use information when it is presented by a computer, tablet, or other digital media. With so much technology present in our daily lives, we want to provide information to help navigate the world of technology with your child. Screens should be turned off at least 30 minutes before bedtime. Exposure to the bright light of a screen can increase alertness. Bright light at night can also disrupt the body’s naturally occurring circadian (or daily) rhythms by suppressing the release of the hormone melatonin, which is important for maintaining and regulating our sleep-wake cycle.