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Psychology

The Impact of Sleep Deprivation on Emotional Regulation

Quick fact

After just one night of total sleep deprivation, the amygdala's reactivity to negative emotional stimuli can increase by up to 60%, while its connection to the prefrontal cortex – the brain’s control center – weakens significantly.

Why this is interesting

Have you ever noticed that after a poor night's sleep, small annoyances suddenly feel overwhelming? Why does a sleepless night turn a minor frustration into a major emotional outburst?