Why a sudden alarm can jolt your heart
Waking up to an aggressive alarm clock is quite literally traumatizing your nervous system. When you are violently yanked from slow-wave deep sleep, your body panics and floods your bloodstream with adrenaline, instantly skyrocketing your heart rate and blood pressure. It's the biological equivalent of being jump-scared by a predator, all because you had to make a 9 AM Zoom meeting.

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