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Circadian Rhythm And Cortisol Levels
A cortisol level is a blood test that measures the amount of cortisol, a steroid hormone produced by the adrenal cortex.
Alternative Names
Serum cortisol
How the test is performed
Blood is typically drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). The health care provider wraps an elastic band around the upper arm to apply pressure to the area and make the vein swell with blood.
Next, the health...
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Cortisol: urine
Source: ADAM Encyclopedia
A cortisol urine test measures the amount of the steroid hormone cortisol in the urine.Alternative Names24-hour urinary free cortisol (UFC)How the... Read more »
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