We wake up to our blaring phone alarms; they sleep right next to us all night. Not to mention the fitness trackers with heart rate monitors on our wrists. How else are we supposed to track our sleep? We immediately check our notifications and apps. Whoops, got stuck scrolling through TikTok for 20 minutes—time to crawl out of bed and flip on the light, dousing ourselves with artificial LED light. Before we've had a chance to shine real daylight on our eyeballs, we've exposed