For men, testosterone is the holy grail of hormones. Often referred to as the “male sex hormone,” testosterone drives gains in muscle mass, bone density, body hair, and changes the timbre of your ...

"The next station is...Summit." My eyelids slowly rise, contacts dry and stuck to my eyes. I grab my bag full of sweaty training gear from that morning's threshold ride and stand up. Whoa. I feel ...

There are several symptoms of low testosterone, from hot flashes and infertility to an overarching feeling of depression and decreased strength, muscle mass, and endurance. Low T will likely affect ...

Testosterone, the primary sex hormone in men, plays a vital role in male reproductive development and function, as well as other functions like bone density and muscle mass. Testosterone levels ...

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