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10 cards from this deck
Biological rhythms that follow ~24-hour cycles, regulating body processes
Internal body clocks
External environmental cues/changes
'Circa' (about) + 'diem' (day)
Biological clocks operating without external stimuli
Approximately 25 hours
Disruption of circadian rhythms
Around 6am - reduced concentration
Three times more likely
Early vs late sleep/wake preferences
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