She has tested several sunrise alarm clocks, white noise machines ... a good range of five pleasant alarm sounds, a backup sound alarm, a backup power source (so your alarm will still function ...

While many folks shop online to find a white noise machine, which can range from $20 to more than $100, there may be no need.

The brain filters noise, allowing important sounds—like fire alarms—to wake us up. Many of us are more sensitive, and every radiator click or car honk puts us on high alert. Is white noise the ...