Wide Awake: Does blue light from smartphone screens affect sleep quality?

Almost all of us have settled in for some late night browsing before bed. We can't help but check the latest juicy engagement on social media. Or maybe you prefer streaming your favorite series. Suddenly just one episode becomes five. However, what might seem like harmless amusement might be keeping us up. Blue light from smartphone screens is one of the same ingredients the sun uses for waking us up.