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Timer in the brain tracks sleep — and predicts awakening
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Timer in the brain tracks sleep — and predicts awakening

So, how does our brain know when it's time to wake up? Researchers have discovered a chemical signal in mice that acts like a timer, tracking sleep duration and interruptions, which could help us understand sleep debt better. This could lead to a way to measure sleep deprivation, especially for those in critical jobs. It's fascinating to think that by monitoring this signal, we might predict when someone is about to wake up, rather than just how long they've been asleep.
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