Although technology has many perks and advantages, it is important to be weary of how both environmental lighting conditions and the use of electronic devices in the evening can affect the timing and the quality of our sleep. Bright lights and screen time in the evening before bed have been shown to disrupt our circadian rhythm (our internal biological clock), including the production of melatonin, our night-time hormone. By reducing light exposure in the evening, our bodies will be able follow their natural pattern to transition from wake to sleep.