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What Happens to Your Body After One Bad Night of Sleep (Hour by Hour)

One rough night does more damage than you think — here's the hour-by-hour breakdown your body goes through. 😳

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One rough night does more damage than you think — here's the hour-by-hour breakdown your body goes through. 😳

Transcript

One bad night costs you more than you'd guess. Around hour fourteen, cortisol surges hard. Hunger hormones spike — cravings get louder. Reaction time after 20 hours awake can rival alcohol impairment. Your immune defences drop noticeably after just one short night. Sleep is non-negotiable — follow for more ways to protect it.