Andrew Huberman· PhD
It's very healthy to have high levels of cortisol early in the day, shortly after you wake up. And then that ought to taper off toward the afternoon and evening.
The evidence is convergent. Multiple independent sources reach the same conclusion, the underlying mechanism is well-characterized, and even the field's most cautious voices treat it as worth doing.
It's very healthy to have high levels of cortisol early in the day, shortly after you wake up. And then that ought to taper off toward the afternoon and evening.
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we were talking about how cortisol needs to be high in the morning, shortly after waking and low in the nighttime, and certainly while you're asleep, except for, as it turns out, in the final hours of sleep, you actually want your cortisol rising.
During the first 30 min of wakefulness one should experience the largest cortisol surge of the day.