What Is Low Testosterone (Testosterone Deficiency)? Testosterone is the primary androgen — or male hormone — in your body. Low testosterone affects up to 39 percent of adult men in the US over the age ...

Whether you’ve searched the internet far and wide for the best TRT clinics, can’t seem to escape posts about ‘Low T’ on ...

Testosterone declines gradually, and the signs are easy to overlook or misinterpret. Here’s how doctors evaluate hormone ...

In practice, Will’s increased T levels have seen his performance in the gym improve massively. Over 28 days he added 10kg to ...

Dear Doctor K: I'm a 68-year-old man who has been feeling more tired and less "sexy" over the past several months. My doctor says my blood testosterone level is normal, but "low normal" — a little bit ...

Young men are being encouraged to undergo testosterone testing and start hormone therapy through Instagram and TikTok content that promotes unproven health claims while downplaying medical risks, a ...

Can boosting testosterone improve libido, or is much of the attention solely hype, profit, and placebo?

DEAR DOCTOR K: I’m a 68-year-old man who has been feeling more tired and less “sexy” over the past several months. My doctor says my blood testosterone level is normal, but “low normal” — a little bit ...