Either we’re in a low-T epidemic or an epidemic of falling for persuasive ads. Testosterone-replacement prescriptions have soared as ads for the therapy have become widespread, and it's widely ...

Testosterone’s primary functions are sexual desire and function. However, low testosterone may also impact cognition, leading to symptoms like brain fog. Researchers are finding that testosterone ...

Testosterone is the quintessential male hormone (androgen), and it’s a busy one, helping to regulate intimate function, muscle mass, red blood cell count, mood, and more. But not all testosterone in ...