Total testosterone measures the full amount of the hormone in your blood, while free testosterone represents the small, active portion your body can actually ...

I had my hormones checked at CES 2026 — and it turns out I'm doing great ...

Young adult male sitting on a bed with both hands holding his head seemingly having a headache. As men get older, declining testosterone levels are as inevitable as death and taxes. Around the age of ...

Testosterone is the primary androgen (male hormone). While it can help you grow a beard, build muscle mass, and develop a intimacy prowess, testosterone doesn’t skyrocket during puberty and then exist ...

This is T-rrific news for some men. Testosterone replacement therapy (TRT) has been historically difficult to get because it requires proof of consistently low testosterone levels along with symptoms ...

New York Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. RJK Jr. has explored a few controversial ideas, particularly in ...