Testosterone is a hormone commonly produced mostly in males. It contributes to the management of sex drive and sperm generation, bone mass, muscle mass, fat distribution, and strength levels.This test measures the levels of testosterone in your blood.

Most of the testosterone in the blood is attached to proteins. Testosterone that is not attached to a protein is called free testosterone.

There are two main types of testosterone tests: Total testosterone, which measures both attached and free testosterone. This test will give the patient a better understanding of their risk of infertility, erectile issues, and bone health problems.