Testosterone Free & Total Testing – Low T in New Hampshire

What this test is

Testosterone is a key hormone produced in the body. This test provides a comprehensive look at your testosterone status by measuring the total amount and the amount that is readily available for your body to use.

What it measures

• Testosterone, Total — reflects the overall amount of testosterone in the blood
• Testosterone, Free — reflects the amount of testosterone not bound to proteins and available for use by the body

What the test involves

A healthcare professional will collect a blood sample, typically from a vein in your arm. The sample is then sent to a laboratory for analysis.

Why it is often ordered

Clinicians often order this test to investigate symptoms of low testosterone, such as fatigue or changes in mood, or to assess reproductive health concerns. It can also be used to monitor hormone replacement therapy.

Preparation

Follow any specific instructions provided by the laboratory regarding food, drink, or medication intake before your test. It is generally recommended to avoid strenuous activity before the blood draw.

How results are reported

Your results will indicate the levels of free and total testosterone found in your blood sample. Specific reference ranges can vary between laboratories and should be discussed with your healthcare provider.

Before you go

• Specific preparation instructions
• Sample collection time recommendations
• How to interpret your results