Consumers should think twice about using smart alarms, reports The Journal, an Irish newspaper. 

While smart alarm apps like Sleep Cycle claim to track your sleeping patterns and wake you up at the optimal time, they’re inaccurate as they only track movement, one part of the larger sleep puzzle.

These apps do little to help those with sleep problems, according to Leddy. In fact, they can make things worse.

“People that I see with insomnia, they have tried everything to help them sleep better but if you ask a good sleeper, what they do to get to sleep, they don’t do anything,” she said. “The harder you try to sleep, the less it’s going to happen.”

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