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A member asked:

Are cortisol levels lower at the end of the day? if so, how low are we talking? i had mine measured after fasting for 10 hours and little to no sleep.

A doctor has provided 1 answer
Dr. Ward Dean answered

Specializes in Holistic Medicine

Lower in afternoon: Cortisol levels normally drop in the afternoon. The afternoon (about 4 PM) level should be about half of the morning level.

Answered 11/11/2014

3.6k views

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