11 Reasons You Wake Up At Night

WiFi. The constant electrical stimulation of the nervous systems is a barrier between us a deep sleep, explains Moorcroft. A simple trick is to put your WiFi on a timer so it goes off around bedtime and back on just after you awaken.

Blue light. The blue light emitted from screens dramatically decreases melatonin, a major sleep-inducing hormone. He points out that its production is stimulated when we’re exposed to natural light during the day and released when it is dark. With all the screen time we experience, most of us are chronically melatonin deprived and our sleep suffers as a result.