To say “I’m not a morning person” would be an understatement. Not only is it hard for me to be useful in the first hour (or so) of being awake, but it’s hard for me to wake up. I mean, really hard.

Our reviewer sheds some light on adding brightness to your mornings with the best dawn simulation alarms, from Lumie and Philips to Hatch ...

Light impacts the ticking of our internal clock — it tells our brain to be awake, while darkness signals that it’s time to sleep. That’s why screen time before bed can interfere with your sleep. “In ...