Proposed alarm clock would only wake users up once they were ready

Have you ever noticed how your alarm clock sometimes wakes you up in a much more jarring fashion than usual? That’s because on those occasions, you happen to be in one of the deeper states of sleep when it goes off. Not only is it more difficult to wake from these states, but people who do so also end up feeling less rejuvenated by their time in the sack. Scientists in India, however, think they may be on their way to designing an alarm clock that only wakes you up when the time is right.

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