When most people hear the word testosterone, they immediately think of masculinity, muscle growth, and sex drive. While these associations are true, they represent only a small part of a…

For.men, testosterone is the hormone that determines much more than muscle mass or libido. It controls metabolism, energy, mood, and — most important — immune system function. When testosterone levels are in equilibrium, the body's systems work in balance. But…

Everybody's thinking about hormones as female-inclined. But for men, hormonal balance is also paramount, shaping everything from energy and muscle mass to mood, libido, and longevity. Summer, which brings longer days, more heat, and changed habits, can dramatically impact male hormones, both positively and negatively. Understanding these seasonal…