Why You Wake at 3am: What the Cortisol Curve Shows
Waking at 3am is usually a timing problem in the overnight cortisol curve. What the curve shows, what else wakes you in that window, and what to measure.
The long answer.
Energy, sleep, recovery, focus. Each question worked through the way it gets worked through in clinic.
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Sleep architecture, deep sleep and overnight recovery. What actually rebuilds capacity, and why it is the first thing to go under load.
Waking at 3am is usually a timing problem in the overnight cortisol curve. What the curve shows, what else wakes you in that window, and what to measure.
Deep sleep is when the body runs its physical rebuild: growth hormone, brain clearance and glucose control. Why stress takes it first, and what to measure.