Table of Contents View All What Is Testosterone? Normal Levels Symptoms Tests Treatment Testosterone is a hormone, which is a substance in the body that acts as a chemical messenger. Hormones are made in one part of your body and then travel to other areas to help control how cells and organs work.
To measure your testosterone level, you can take a simple blood test. Here we explain in-office tests and at-home testosterone test kits, and what your results may mean. Tom Werner/Getty
A testosterone levels test measures the amount of the hormone testosterone in a sample of your blood. Low or high levels may be a sign of a health problem. Learn more.

Testosterone is essential for your sex drive, bone and muscle health, mood, and cognitive function. Stay on top of your health with a total testosterone blood test and GP-reviewed results. Why would you benefit from a Testosterone test?

Androgen and reproductive evaluation in males. Declining testosterone levels in men over 45 is common 1 and is often the cause of erectile dysfunction (ED). Androgen deficiency, or hypogonadism, affects roughly 40% of men aged 45 or older. 2. Two-thirds of these men present with symptoms.
Male Hormone Testing Why should you test your testosterone levels? Testosterone is the key male hormone. It is vital to the development and maintenance of male sexual characteristics and function. Normal active blood testosterone levels help to maintain sex drive and fertility in healthy men. ogbxPl.
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