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Stress Hormone Level – Causes, Testing and Treatment

The stress hormone level refers to the concentration of stress hormones such as cortisol and adrenaline in the blood. Elevated levels may indicate chronic stress or underlying medical conditions.

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Things worth knowing about "Stress Hormone Level"

The stress hormone level refers to the concentration of stress hormones such as cortisol and adrenaline in the blood. Elevated levels may indicate chronic stress or underlying medical conditions.

What Is the Stress Hormone Level?

The stress hormone level describes the concentration of stress hormones in the blood, urine, or saliva. The most important stress hormones include cortisol, adrenaline (epinephrine), and noradrenaline (norepinephrine). These hormones are primarily produced by the adrenal glands and play a central role in the body's response to physical or psychological stress.

A healthy stress hormone level follows a natural daily rhythm. Cortisol, for example, peaks in the early morning and gradually decreases throughout the day. Persistently elevated or reduced levels can indicate underlying health problems that require medical evaluation.

Causes of an Altered Stress Hormone Level

Elevated Stress Hormone Level

Chronic psychological stress from work, relationship difficulties, or financial concerns
Physical strain such as intense exercise, surgery, or injury
Sleep deprivation and disrupted sleep-wake cycles
Medical conditions such as Cushing's syndrome (excess cortisol production) or pheochromocytoma (adrenal tumor)
Certain medications, for example corticosteroids

Reduced Stress Hormone Level

Adrenal insufficiency (Addison's disease): the adrenal glands produce too little cortisol
Burnout and chronic fatigue syndrome (CFS)
Long-term corticosteroid therapy that suppresses the body's own hormone production

Symptoms of a Disrupted Stress Hormone Level

Symptoms of Elevated Levels

Sleep disturbances and inner restlessness
High blood pressure and increased heart rate
Weight gain, particularly around the abdomen
Mood swings, anxiety, and irritability
Weakened immune system and frequent infections
Digestive problems and gastrointestinal complaints

Symptoms of Reduced Levels

Chronic fatigue and lack of drive
Low blood pressure and dizziness
Muscle and joint pain
Low mood and depressive symptoms

Diagnosis

Measuring the stress hormone level depends on the specific hormone and clinical question. Common diagnostic methods include:

Blood test: Measurement of cortisol, adrenaline, and noradrenaline in the blood serum, ideally between 7 and 9 in the morning
24-hour urine test: Collection of hormones excreted throughout the day; particularly useful when Cushing's syndrome is suspected
Saliva test: A non-invasive method for measuring cortisol, often performed at multiple time points to create a daily profile
Dexamethasone suppression test: A specialized test used to investigate Cushing's syndrome

Reference values may vary depending on the laboratory and time of day. Abnormal results should always be assessed by a physician within the appropriate clinical context.

Treatment and Normalization of the Stress Hormone Level

Lifestyle Modifications

Stress management: Relaxation techniques such as meditation, yoga, progressive muscle relaxation, or breathing exercises can effectively lower cortisol levels
Regular, moderate exercise: Aerobic activities such as walking, swimming, or cycling can reduce stress hormones over the long term
Adequate sleep: 7 to 9 hours of sleep per night supports healthy cortisol rhythm regulation
Balanced diet: A nutrient-rich diet with sufficient magnesium, B vitamins, and omega-3 fatty acids supports the hormonal system

Medical Treatment

For Cushing's syndrome, surgery, radiation therapy, or medications may be used to normalize cortisol levels
Addison's disease requires lifelong hormone replacement therapy with hydrocortisone
Psychotherapy and, where appropriate, medication can help with stress-related mental health conditions

References

Chrousos, G. P. (2009): Stress and disorders of the stress system. In: Nature Reviews Endocrinology, 5(7), 374-381. Available on PubMed: https://pubmed.ncbi.nlm.nih.gov/19488073/
Nieman, L. K. et al. (2015): Treatment of Cushing's Syndrome: An Endocrine Society Clinical Practice Guideline. In: Journal of Clinical Endocrinology and Metabolism, 100(8), 2807-2831.
World Health Organization (WHO): Mental health and stress-related disorders. https://www.who.int/news-room/fact-sheets/detail/mental-disorders

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