Unlike traditional alarms that rely only on loud noise to abruptly pull you from your slumber, sunrise alarm clocks use gradual light exposure to cue your body to wake up. Over time (usually 20 to 40 ...

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

When you buy through our links, Business Insider may earn an affiliate commission. Learn more Clocks are falling back, and with that comes shorter days and less daylight. As your body adjusts, the ...