Total testosterone measures the full amount of the hormone in your blood, while free testosterone represents the small, ...

WORKING OUT REGULARLY has a profound effect on all aspects of your health, including your heart and mental health. Exercise may also play a role in your testosterone levels—which effects muscle growth ...

Testosterone is an important hormone that’s often called the male ‘sex hormone.’ Testosterone plays a role in muscle size and ...

What used to be a niche treatment for men with legitimate medical conditions has morphed into "youth and vigor" as a ...

As the primary male hormone, or androgen, testosterone regulates various aspects of your growth and development as a man. Testosterone plays a central role in shaping both your physical ...