Apr 15, 2025
Free Testosterone vs LH: Key Differences Explained
Compare Free Testosterone and LH to learn which marker is more relevant for health assessment.
Why Compare Free Testosterone and LH?
Comparing Free Testosterone and LH is crucial because they are often used to assess similar yet distinct health conditions. Understanding their differences helps in selecting the right test and interpreting the results accurately.
Free Testosterone vs LH: Which Biomarker Matters?
Free Testosterone and LH are essential biomarkers used to evaluate different health conditions. Knowing when and how to interpret these biomarkers can significantly impact clinical decision-making.
Quick Comparison Table:
Biomarker | Purpose | Ideal Range | When to Test | Key Differences |
|---|---|---|---|---|
Measures bioavailable testosterone | 5-21 ng/dL | Assess androgen status | Free form is biologically active | |
Stimulates ovulation and testosterone production | 1-20 IU/L | Evaluate fertility and hormonal balance | Peaks during ovulation |
Key Takeaways:
Free testosterone reflects active hormone levels; LH signals the brain's command to produce it.
Low testosterone with high LH may indicate testicular or ovarian dysfunction.
Use both to evaluate hormone production and feedback loop integrity.
Related Testing Panels:
Expert-Backed Reads:
Free Testosterone Health Insights
Related Medical Symptoms:
Symptoms related to Free Testosterone