Hormones

Growth Hormone — The Master Switch for Repair and Renewal

Growth hormone (GH) is one of those hormones that sounds like it's only for kids. It's not. While GH is obviously critical for childhood growth, it continues to regulate muscle development, cell regeneration, fat metabolism, and tissue repair throughout your entire life. Most of its heavy lifting happens through IGF-1, produced in the liver. Together, they're your body's built-in maintenance crew.

Why Test Somatotropin: Growth Hormone (GH)?

Testing GH alongside IGF-1 gives a comprehensive view of your growth hormone axis. It's especially relevant for growth disorders in children, suspected hormonal imbalance in adults affecting muscle, fat, energy, and bone density, monitoring GH therapy, and anyone investigating age-related decline in recovery and body composition.

What Do High Somatotropin: Growth Hormone (GH) Levels Mean?

Elevated GH may suggest acromegaly (a rare pituitary tumour in adults causing abnormal tissue growth), gigantism in children, or GH therapy overdose. Signs include enlarged hands, feet, or facial features, joint pain, headaches, vision problems, excessive sweating, sleep issues, and increased risk of diabetes and cardiovascular disease.

What Do Low Somatotropin: Growth Hormone (GH) Levels Mean?

Low GH can indicate growth hormone deficiency from pituitary dysfunction, normal ageing, poor liver function, chronic illness, or malnutrition. Expect fatigue, muscle loss, increased belly fat, weaker bones, mood changes, poor focus, and — in children — delayed growth.

Symptoms to Watch For

  • Fatigue and reduced energy
  • Loss of muscle mass and increased body fat
  • Decreased bone density
  • Delayed growth in children
  • Enlarged hands, feet, or facial features (if excess)
  • Joint pain and headaches

Who Should Get Tested?

  • Children with growth concerns or short stature
  • Adults with suspected GH deficiency
  • Patients being evaluated for acromegaly
  • Those on GH therapy needing dose monitoring
  • Anyone exploring hormonal drivers of fatigue or body composition shifts

How to Prepare for Your Test

Bring valid ID.

Order Your Blood Test

Test your Somatotropin: Growth Hormone (GH) levels with an accredited Swedish laboratory. Results within days, reviewed by Wellth.

Growth Hormone (GH) →

Frequently Asked Questions

What is the difference between GH and IGF-1 tests?
GH is released in pulses and bounces around all day — single measurements aren't very useful. IGF-1 is stable and gives a better overall picture. Testing both together provides the most complete assessment.
Does GH decline with age?
Yes. GH secretion naturally drops with age, contributing to shifts in body composition, energy, and recovery capacity. It's sometimes called somatopause.
Is GH therapy safe?
GH therapy is well-established for diagnosed GH deficiency and is monitored through regular blood tests including IGF-1. It should only be used under medical supervision.
NW

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Wellth Team

Wellth

Our content is written and reviewed by Wellth, and fact-checked against peer-reviewed research and current Swedish clinical guidelines.

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Medical Disclaimer

The information on this page is provided for informational purposes only and does not constitute professional medical advice, diagnosis, or treatment. Wellth provides health information and testing services but is not a substitute for clinical care. Always consult a qualified healthcare provider if you have questions about a medical condition. If you are experiencing severe or urgent symptoms, contact your doctor or call 1177 Vårdguiden. Blood test results should be interpreted by a qualified healthcare professional in the context of your complete medical history.