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 ...

Dr. Jamin Brahmbhatt is a urologist and robotic surgeon with Orlando Health and an assistant professor at the University of Central Florida’s College of Medicine. You’re feeling unusually tired and ...

While the science isn’t yet clear, you could join the research that’s working to understand how nicotine affects testosterone levels. Nicotine is a highly habit-forming substance, one that can be in ...

In men, marked hypogonadism due to pituitary or testicular disease generally has readily recognizable clinical manifestations, such as decreases in libido and sexual activity, loss of secondary sex ...