Cortisol
Circadian Rhythm
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.com · HPA axis · CRH → ACTH → cortisol · diurnal
clock
00:00
cortisol
8
µg/dL
phase
night
state
—
SCN clock (timing)
CRH / ACTH pulses
adrenal cortisol
24-hour cortisol curve
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.com · Cortisol Circadian Rhythm