I love the idea of these silent alarm clocks for tying in with our natural circadian rhythms and helping start our days on a calmer note. Some heavy sleepers may need a stronger wake-up system ...

By gradually emitting light over a period of time, sunrise alarm clocks mimic a natural sunrise, softly rousing you from your sleep. They can also bring some much-needed light to dark winter mornings.

To help you wake up peacefully and start the day in a better mood, we tested the top sunrise alarm clocks that mimic a natural sunrise with soft orange and yellow LED lights. These devices help ...

But there's a subsection of the smart-alarm-clock market that's meant to further replicate a natural wake-up, the sunrise alarm clock. Requires some setup to sync with a separate alarm Can be too ...

As convenient as it might be to use your phone as an alarm clock, standalone alarm clocks come with all kinds of features that can make waking up — or even going to sleep — a little less painful.