As winter sets in, many people start believing that colder weather naturally boosts testosterone levels. You might hear claims that the body performs better hormonally in the cold, or that winter ...

Testosterone, the primary sex hormone in men, plays a vital role in male reproductive development and function, as well as other functions like bone density and muscle mass. Testosterone levels ...

Total testosterone measures the full amount of the hormone in your blood, while free testosterone represents the small, ...

* Low vitamin D in colder months may reduce testosterone and motility * Heat around the groin and inactivity can //reverse winter fertility benefits Seasonal changes can influence male fertility more ...

What used to be a niche treatment for men with legitimate medical conditions has morphed into "youth and vigor" as a ...