What Does a High Cortisol Level Mean?


Cortisol is a hormone in the adrenal cortex that surges in response to the release of ACTH, another hormone produced by the pituitary gland. Cortisol levels are a good indicator of adrenal and pituitary function. Elevated cortisol levels can be a sign of several medical disorders.

Elevated cortisol levels can indicate several medical disorders.
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Elevated cortisol levels may indicate adrenal fatigue, high levels of stress, adrenal tumors, and Cushing syndrome.

Stress elevates cortisol levels.
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Cortisol levels should be higher in the morning to fuel energy needs for the day. They should have dropped about 90 percent by bedtime.

Cortisol levels are higher in the morning.
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The normal range of cortisol is 6 - 23 mcg/dL (micrograms per deciliter) when tested in the morning.

When tested in the morning, the normal range is 6 - 23 mcg/dL.
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Stress causes cortisol levels to rise, and prolonged stress can lead to chronically high levels that wear down the body.

Stress can wear down the body.
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Other factors that affect cortisol levels include illness, pregnancy, hyperthyroidism, alcohol intake, and obesity.

Pregnancy alters cortisol levels.
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According to Jacob Seidell, PhD, of the National Institute of Public Health in Bilthoven, Netherlands, high cortisol levels may cause the retention of belly fat, making it more difficult to lose weight.

High cortisol levels may cause the retention of belly fat and make it harder to lose weight.
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